Add theme support to user settings and related components

Add theme to user preferences
Merge pull request #67 from lordmathis/fix/file-upload
2025-11-06 16:04:23 +00:00 · 2025-10-28 23:14:45 +01:00 · 2025-10-28 20:05:12 +01:00 · 2025-10-28 19:19:01 +01:00 · 2025-10-28 19:09:46 +01:00 · 2025-10-28 18:58:10 +01:00
40 changed files with 439 additions and 1862 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -162,3 +162,6 @@ go.work.sum
 main
 *.db
 data
+
+# Feature specifications
+spec.md
--- a/app/package-lock.json
+++ b/app/package-lock.json
@@ -24,9 +24,8 @@
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-      "integrity": "sha512-DwzsA04LQ10FHTZuL0/grVDk4rFoVH1pjAToYwBrHSxcrBIGQuXrQMtD5U1b0U2XVgKZCTLLP8u2Qxqhy3l2Vg==",
-      "license": "MIT",
-      "funding": {
-        "type": "github",
-        "url": "https://github.com/sponsors/wooorm"
-      }
-    },
-    "node_modules/refractor/node_modules/is-alphanumerical": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/is-alphanumerical/-/is-alphanumerical-1.0.4.tgz",
-      "integrity": "sha512-UzoZUr+XfVz3t3v4KyGEniVL9BDRoQtY7tOyrRybkVNjDFWyo1yhXNGrrBTQxp3ib9BLAWs7k2YKBQsFRkZG9A==",
-      "license": "MIT",
-      "dependencies": {
-        "is-alphabetical": "^1.0.0",
-        "is-decimal": "^1.0.0"
-      },
-      "funding": {
-        "type": "github",
-        "url": "https://github.com/sponsors/wooorm"
-      }
-    },
-    "node_modules/refractor/node_modules/is-decimal": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/is-decimal/-/is-decimal-1.0.4.tgz",
-      "integrity": "sha512-RGdriMmQQvZ2aqaQq3awNA6dCGtKpiDFcOzrTWrDAT2MiWrKQVPmxLGHl7Y2nNu6led0kEyoX0enY0qXYsv9zw==",
-      "license": "MIT",
-      "funding": {
-        "type": "github",
-        "url": "https://github.com/sponsors/wooorm"
-      }
-    },
-    "node_modules/refractor/node_modules/is-hexadecimal": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/is-hexadecimal/-/is-hexadecimal-1.0.4.tgz",
-      "integrity": "sha512-gyPJuv83bHMpocVYoqof5VDiZveEoGoFL8m3BXNb2VW8Xs+rz9kqO8LOQ5DH6EsuvilT1ApazU0pyl+ytbPtlw==",
-      "license": "MIT",
-      "funding": {
-        "type": "github",
-        "url": "https://github.com/sponsors/wooorm"
-      }
-    },
-    "node_modules/refractor/node_modules/parse-entities": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/parse-entities/-/parse-entities-2.0.0.tgz",
-      "integrity": "sha512-kkywGpCcRYhqQIchaWqZ875wzpS/bMKhz5HnN3p7wveJTkTtyAB/AlnS0f8DFSqYW1T82t6yEAkEcB+A1I3MbQ==",
-      "license": "MIT",
-      "dependencies": {
-        "character-entities": "^1.0.0",
-        "character-entities-legacy": "^1.0.0",
-        "character-reference-invalid": "^1.0.0",
-        "is-alphanumerical": "^1.0.0",
-        "is-decimal": "^1.0.0",
-        "is-hexadecimal": "^1.0.0"
-      },
-      "funding": {
-        "type": "github",
-        "url": "https://github.com/sponsors/wooorm"
-      }
-    },
-    "node_modules/refractor/node_modules/prismjs": {
-      "version": "1.27.0",
-      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.27.0.tgz",
-      "integrity": "sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=6"
-      }
-    },
    "node_modules/regenerator-runtime": {
      "version": "0.14.1",
      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.14.1.tgz",
@@ -8355,6 +7998,23 @@
        "url": "https://github.com/sponsors/ljharb"
      }
    },
+    "node_modules/rehype-highlight": {
+      "version": "7.0.2",
+      "resolved": "https://registry.npmjs.org/rehype-highlight/-/rehype-highlight-7.0.2.tgz",
+      "integrity": "sha512-k158pK7wdC2qL3M5NcZROZ2tR/l7zOzjxXd5VGdcfIyoijjQqpHd3JKtYSBDpDZ38UI2WJWuFAtkMDxmx5kstA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/hast": "^3.0.0",
+        "hast-util-to-text": "^4.0.0",
+        "lowlight": "^3.0.0",
+        "unist-util-visit": "^5.0.0",
+        "vfile": "^6.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/rehype-mathjax": {
      "version": "6.0.0",
      "resolved": "https://registry.npmjs.org/rehype-mathjax/-/rehype-mathjax-6.0.0.tgz",
@@ -8436,68 +8096,6 @@
        "node": ">=6"
      }
    },
-    "node_modules/rehype-parse": {
-      "version": "9.0.1",
-      "resolved": "https://registry.npmjs.org/rehype-parse/-/rehype-parse-9.0.1.tgz",
-      "integrity": "sha512-ksCzCD0Fgfh7trPDxr2rSylbwq9iYDkSn8TCDmEJ49ljEUBxDVCzCHv7QNzZOfODanX4+bWQ4WZqLCRWYLfhag==",
-      "license": "MIT",
-      "dependencies": {
-        "@types/hast": "^3.0.0",
-        "hast-util-from-html": "^2.0.0",
-        "unified": "^11.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/unified"
-      }
-    },
-    "node_modules/rehype-prism": {
-      "version": "2.3.3",
-      "resolved": "https://registry.npmjs.org/rehype-prism/-/rehype-prism-2.3.3.tgz",
-      "integrity": "sha512-J9mhio/CwcJRDyIhsp5hgXmyGeQsFN+/1eNEKnBRxfdJAx2CqH41kV0dqn/k2OgMdjk21IoGFgar0MfVtGYTSg==",
-      "license": "MIT",
-      "dependencies": {
-        "hastscript": "^8.0.0",
-        "prismjs": "^1.29.0",
-        "rehype-parse": "^9.0.1",
-        "unist-util-is": "^6.0.0",
-        "unist-util-select": "^5.1.0",
-        "unist-util-visit": "^5.0.0"
-      },
-      "peerDependencies": {
-        "unified": "^10 || ^11"
-      }
-    },
-    "node_modules/rehype-prism/node_modules/hast-util-parse-selector": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/hast-util-parse-selector/-/hast-util-parse-selector-4.0.0.tgz",
-      "integrity": "sha512-wkQCkSYoOGCRKERFWcxMVMOcYE2K1AaNLU8DXS9arxnLOUEWbOXKXiJUNzEpqZ3JOKpnha3jkFrumEjVliDe7A==",
-      "license": "MIT",
-      "dependencies": {
-        "@types/hast": "^3.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/unified"
-      }
-    },
-    "node_modules/rehype-prism/node_modules/hastscript": {
-      "version": "8.0.0",
-      "resolved": "https://registry.npmjs.org/hastscript/-/hastscript-8.0.0.tgz",
-      "integrity": "sha512-dMOtzCEd3ABUeSIISmrETiKuyydk1w0pa+gE/uormcTpSYuaNJPbX1NU3JLyscSLjwAQM8bWMhhIlnCqnRvDTw==",
-      "license": "MIT",
-      "dependencies": {
-        "@types/hast": "^3.0.0",
-        "comma-separated-tokens": "^2.0.0",
-        "hast-util-parse-selector": "^4.0.0",
-        "property-information": "^6.0.0",
-        "space-separated-tokens": "^2.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/unified"
-      }
-    },
    "node_modules/rehype-react": {
      "version": "8.0.0",
      "resolved": "https://registry.npmjs.org/rehype-react/-/rehype-react-8.0.0.tgz",
@@ -9868,23 +9466,6 @@
        "url": "https://opencollective.com/unified"
      }
    },
-    "node_modules/unist-util-select": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/unist-util-select/-/unist-util-select-5.1.0.tgz",
-      "integrity": "sha512-4A5mfokSHG/rNQ4g7gSbdEs+H586xyd24sdJqF1IWamqrLHvYb+DH48fzxowyOhOfK7YSqX+XlCojAyuuyyT2A==",
-      "license": "MIT",
-      "dependencies": {
-        "@types/unist": "^3.0.0",
-        "css-selector-parser": "^3.0.0",
-        "devlop": "^1.1.0",
-        "nth-check": "^2.0.0",
-        "zwitch": "^2.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/unified"
-      }
-    },
    "node_modules/unist-util-stringify-position": {
      "version": "4.0.0",
      "resolved": "https://registry.npmjs.org/unist-util-stringify-position/-/unist-util-stringify-position-4.0.0.tgz",
@@ -10100,20 +9681,6 @@
        "url": "https://opencollective.com/unified"
      }
    },
-    "node_modules/vfile-location": {
-      "version": "5.0.3",
-      "resolved": "https://registry.npmjs.org/vfile-location/-/vfile-location-5.0.3.tgz",
-      "integrity": "sha512-5yXvWDEgqeiYiBe1lbxYF7UMAIm/IcopxMHrMQDq3nvKcjPKIhZklUKL+AE7J7uApI4kwe2snsK+eI6UTj9EHg==",
-      "license": "MIT",
-      "dependencies": {
-        "@types/unist": "^3.0.0",
-        "vfile": "^6.0.0"
-      },
-      "funding": {
-        "type": "opencollective",
-        "url": "https://opencollective.com/unified"
-      }
-    },
    "node_modules/vfile-message": {
      "version": "4.0.2",
      "resolved": "https://registry.npmjs.org/vfile-message/-/vfile-message-4.0.2.tgz",
@@ -10129,9 +9696,9 @@
      }
    },
    "node_modules/vite": {
-      "version": "6.3.6",
-      "resolved": "https://registry.npmjs.org/vite/-/vite-6.3.6.tgz",
-      "integrity": "sha512-0msEVHJEScQbhkbVTb/4iHZdJ6SXp/AvxL2sjwYQFfBqleHtnCqv1J3sa9zbWz/6kW1m9Tfzn92vW+kZ1WV6QA==",
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/vite/-/vite-6.4.1.tgz",
+      "integrity": "sha512-+Oxm7q9hDoLMyJOYfUYBuHQo+dkAloi33apOPP56pzj+vsdJDzr+j1NISE5pyaAuKL4A3UD34qd0lx5+kfKp2g==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
@@ -10679,15 +10246,6 @@
        "node": ">=0.1"
      }
    },
-    "node_modules/xtend": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
-      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.4"
-      }
-    },
    "node_modules/yallist": {
      "version": "3.1.1",
      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
--- a/app/package.json
+++ b/app/package.json
@@ -44,9 +44,8 @@
    "react": "^18.3.1",
    "react-arborist": "^3.4.0",
    "react-dom": "^18.3.1",
-    "react-syntax-highlighter": "^15.6.6",
+    "rehype-highlight": "^7.0.2",
    "rehype-mathjax": "^6.0.0",
-    "rehype-prism": "^2.3.3",
    "rehype-react": "^8.0.0",
    "remark": "^15.0.1",
    "remark-math": "^6.0.0",
@@ -63,7 +62,6 @@
    "@types/node": "^22.14.0",
    "@types/react": "^18.3.20",
    "@types/react-dom": "^18.3.6",
-    "@types/react-syntax-highlighter": "^15.5.13",
    "@typescript-eslint/eslint-plugin": "^8.32.1",
    "@typescript-eslint/parser": "^8.32.1",
    "@vitejs/plugin-react": "^4.3.4",
@@ -77,7 +75,7 @@
    "postcss-simple-vars": "^7.0.1",
    "sass": "^1.80.4",
    "typescript": "^5.8.2",
-    "vite": "^6.3.6",
+    "vite": "^6.4.1",
    "vite-plugin-compression2": "^1.3.0",
    "vitest": "^3.1.4"
  },
--- a/app/src/api/api.ts
+++ b/app/src/api/api.ts
@@ -29,10 +29,16 @@ export const apiCall = async (
    // Set up headers with CSRF token for non-GET requests
    const method = options.method || 'GET';
    const headers: Record<string, string> = {
-      'Content-Type': 'application/json',
      ...(options.headers as Record<string, string>),
    };

+    // Only set Content-Type to application/json if not already set and body is not FormData
+    // FormData requires the browser to set Content-Type with the boundary parameter
+    const isFormData = options.body instanceof FormData;
+    if (!headers['Content-Type'] && !isFormData) {
+      headers['Content-Type'] = 'application/json';
+    }
+
    // Add CSRF token for non-GET methods
    if (method !== 'GET') {
      const csrfToken = getCsrfToken();
@@ -41,11 +47,18 @@ export const apiCall = async (
      }
    }

+    // For FormData, don't include Content-Type in headers - let the browser set it
+    const fetchHeaders = isFormData
+      ? Object.fromEntries(
+          Object.entries(headers).filter(([key]) => key !== 'Content-Type')
+        )
+      : headers;
+
    const response = await fetch(url, {
      ...options,
      // Include credentials to send/receive cookies
      credentials: 'include',
-      headers,
+      headers: fetchHeaders,
    });
    console.debug(`Response status: ${response.status} for URL: ${url}`);

--- a/app/src/components/editor/MarkdownPreview.test.tsx
+++ b/app/src/components/editor/MarkdownPreview.test.tsx
@@ -120,6 +120,34 @@ describe('MarkdownPreview', () => {
    });
  });

+  it('renders code blocks with correct structure for theme switching', async () => {
+    const content = '```javascript\nconst hello = "world";\n```';
+
+    render(
+      <MarkdownPreview
+        content={content}
+        handleFileSelect={mockHandleFileSelect}
+      />
+    );
+
+    await waitFor(() => {
+      // Check that rehype-highlight generates the correct structure
+      const preElement = screen
+        .getByRole('code', { hidden: true })
+        .closest('pre');
+      const codeElement = preElement?.querySelector('code');
+
+      expect(preElement).toBeInTheDocument();
+      expect(codeElement).toBeInTheDocument();
+
+      // The code element should have hljs class for theme switching to work
+      expect(codeElement).toHaveClass('hljs');
+
+      // Should also have language class
+      expect(codeElement).toHaveClass('language-javascript');
+    });
+  });
+
  it('handles image loading errors gracefully', async () => {
    const content = '![Test Image](invalid-image.jpg)';

--- a/app/src/components/editor/MarkdownPreview.tsx
+++ b/app/src/components/editor/MarkdownPreview.tsx
@@ -1,15 +1,16 @@
 import React, { useState, useEffect, useMemo, type ReactNode } from 'react';
-import { unified, type Preset } from 'unified';
+import { unified } from 'unified';
 import remarkParse from 'remark-parse';
 import remarkMath from 'remark-math';
 import remarkRehype from 'remark-rehype';
 import rehypeMathjax from 'rehype-mathjax';
 import rehypeReact, { type Options } from 'rehype-react';
-import rehypePrism from 'rehype-prism';
+import rehypeHighlight from 'rehype-highlight';
 import * as prod from 'react/jsx-runtime';
 import { notifications } from '@mantine/notifications';
 import { remarkWikiLinks } from '../../utils/remarkWikiLinks';
 import { useWorkspace } from '../../hooks/useWorkspace';
+import { useHighlightTheme } from '../../hooks/useHighlightTheme';

 interface MarkdownPreviewProps {
  content: string;
@@ -28,12 +29,6 @@ interface MarkdownLinkProps {
  [key: string]: unknown;
 }

-interface MarkdownCodeProps {
-  children: ReactNode;
-  className?: string;
-  [key: string]: unknown;
-}
-
 const MarkdownPreview: React.FC<MarkdownPreviewProps> = ({
  content,
  handleFileSelect,
@@ -42,7 +37,10 @@ const MarkdownPreview: React.FC<MarkdownPreviewProps> = ({
    null
  );
  const baseUrl = window.API_BASE_URL;
-  const { currentWorkspace } = useWorkspace();
+  const { currentWorkspace, colorScheme } = useWorkspace();
+
+  // Use the highlight theme hook
+  useHighlightTheme(colorScheme === 'auto' ? 'light' : colorScheme);

  const processor = useMemo(() => {
    const handleLinkClick = (
@@ -82,7 +80,7 @@ const MarkdownPreview: React.FC<MarkdownPreviewProps> = ({
      .use(remarkMath)
      .use(remarkRehype)
      .use(rehypeMathjax)
-      .use(rehypePrism as Preset)
+      .use(rehypeHighlight)
      .use(rehypeReact, {
        jsx: prod.jsx,
        jsxs: prod.jsxs,
@@ -107,13 +105,6 @@ const MarkdownPreview: React.FC<MarkdownPreviewProps> = ({
              {children}
            </a>
          ),
-          code: ({ children, className, ...props }: MarkdownCodeProps) => {
-            return (
-              <pre className={className}>
-                <code {...props}>{children}</code>
-              </pre>
-            );
-          },
        },
      } as Options);
  }, [currentWorkspace?.name, baseUrl, handleFileSelect]);
--- a/app/src/components/modals/user/DeleteUserModal.test.tsx
+++ b/app/src/components/modals/user/DeleteUserModal.test.tsx
@@ -8,7 +8,7 @@ import {
 import React from 'react';
 import { MantineProvider } from '@mantine/core';
 import DeleteUserModal from './DeleteUserModal';
-import { UserRole, type User } from '@/types/models';
+import { UserRole, Theme, type User } from '@/types/models';

 // Mock notifications
 vi.mock('@mantine/notifications', () => ({
@@ -36,6 +36,7 @@ describe('DeleteUserModal', () => {
    email: 'test@example.com',
    displayName: 'Test User',
    role: UserRole.Editor,
+    theme: Theme.Dark,
    createdAt: '2024-01-01T00:00:00Z',
    lastWorkspaceId: 1,
  };
--- a/app/src/components/modals/user/EditUserModal.test.tsx
+++ b/app/src/components/modals/user/EditUserModal.test.tsx
@@ -8,7 +8,7 @@ import {
 import React from 'react';
 import { MantineProvider } from '@mantine/core';
 import EditUserModal from './EditUserModal';
-import { UserRole, type User } from '@/types/models';
+import { UserRole, Theme, type User } from '@/types/models';

 // Mock notifications
 vi.mock('@mantine/notifications', () => ({
@@ -36,6 +36,7 @@ describe('EditUserModal', () => {
    email: 'test@example.com',
    displayName: 'Test User',
    role: UserRole.Editor,
+    theme: Theme.Dark,
    createdAt: '2024-01-01T00:00:00Z',
    lastWorkspaceId: 1,
  };
@@ -187,6 +188,7 @@ describe('EditUserModal', () => {
        email: 'newuser@example.com',
        displayName: 'New User',
        role: UserRole.Admin,
+        theme: Theme.Dark,
      };

      rerender(
--- a/app/src/components/navigation/UserMenu.test.tsx
+++ b/app/src/components/navigation/UserMenu.test.tsx
@@ -2,7 +2,7 @@ import { describe, it, expect, vi, beforeEach } from 'vitest';
 import { fireEvent, waitFor } from '@testing-library/react';
 import { render } from '../../test/utils';
 import UserMenu from './UserMenu';
-import { UserRole } from '../../types/models';
+import { UserRole, Theme } from '../../types/models';

 // Mock the contexts
 vi.mock('../../contexts/AuthContext', () => ({
@@ -37,6 +37,7 @@ describe('UserMenu', () => {
    email: 'test@example.com',
    displayName: 'Test User',
    role: UserRole.Editor,
+    theme: Theme.Dark,
    createdAt: '2024-01-01T00:00:00Z',
    lastWorkspaceId: 1,
  };
@@ -53,6 +54,7 @@ describe('UserMenu', () => {
      login: vi.fn(),
      refreshToken: vi.fn(),
      refreshUser: vi.fn(),
+      updateProfile: vi.fn(),
    });
  });

@@ -84,6 +86,7 @@ describe('UserMenu', () => {
      login: vi.fn(),
      refreshToken: vi.fn(),
      refreshUser: vi.fn(),
+      updateProfile: vi.fn(),
    });

    const { getByLabelText, getByText } = render(
@@ -145,6 +148,7 @@ describe('UserMenu', () => {
      id: mockUser.id,
      email: mockUser.email,
      role: mockUser.role,
+      theme: mockUser.theme,
      createdAt: mockUser.createdAt,
      lastWorkspaceId: mockUser.lastWorkspaceId,
    };
@@ -157,6 +161,7 @@ describe('UserMenu', () => {
      login: vi.fn(),
      refreshToken: vi.fn(),
      refreshUser: vi.fn(),
+      updateProfile: vi.fn(),
    });

    const { getByLabelText, getByText } = render(
--- a/app/src/components/settings/account/AccountSettings.tsx
+++ b/app/src/components/settings/account/AccountSettings.tsx
@@ -89,6 +89,7 @@ const AccountSettings: React.FC<AccountSettingsProps> = ({
        email: user.email,
        currentPassword: '',
        newPassword: '',
+        theme: user.theme,
      };
      dispatch({
        type: SettingsActionType.INIT_SETTINGS,
@@ -107,6 +108,13 @@ const AccountSettings: React.FC<AccountSettingsProps> = ({
    });
  };

+  const handleThemeChange = (theme: string): void => {
+    dispatch({
+      type: SettingsActionType.UPDATE_LOCAL_SETTINGS,
+      payload: { theme } as UserProfileSettings,
+    });
+  };
+
  const handleSubmit = async (): Promise<void> => {
    const updates: UserProfileSettings = {};
    const needsPasswordConfirmation =
@@ -117,6 +125,14 @@ const AccountSettings: React.FC<AccountSettingsProps> = ({
      updates.displayName = state.localSettings.displayName || '';
    }

+    // Add theme if changed
+    if (
+      state.localSettings.theme &&
+      state.localSettings.theme !== state.initialSettings.theme
+    ) {
+      updates.theme = state.localSettings.theme;
+    }
+
    // Handle password change
    if (state.localSettings.newPassword) {
      if (!state.localSettings.currentPassword) {
@@ -216,6 +232,7 @@ const AccountSettings: React.FC<AccountSettingsProps> = ({
                <ProfileSettings
                  settings={state.localSettings}
                  onInputChange={handleInputChange}
+                  onThemeChange={handleThemeChange}
                />
              </Accordion.Panel>
            </Accordion.Item>
--- a/app/src/components/settings/account/ProfileSettings.tsx
+++ b/app/src/components/settings/account/ProfileSettings.tsx
@@ -1,16 +1,31 @@
 import React from 'react';
-import { Box, Stack, TextInput } from '@mantine/core';
-import type { UserProfileSettings } from '@/types/models';
+import { Box, Stack, TextInput, Group, Text, Switch } from '@mantine/core';
+import { IconMoon, IconSun } from '@tabler/icons-react';
+import { useAuth } from '@/contexts/AuthContext';
+import { Theme, type UserProfileSettings } from '@/types/models';

 interface ProfileSettingsProps {
  settings: UserProfileSettings;
  onInputChange: (key: keyof UserProfileSettings, value: string) => void;
+  onThemeChange?: (theme: Theme) => void;
 }

 const ProfileSettings: React.FC<ProfileSettingsProps> = ({
  settings,
  onInputChange,
-}) => (
+  onThemeChange,
+}) => {
+  const { user } = useAuth();
+  const currentTheme = settings.theme || user?.theme || Theme.Dark;
+
+  const handleThemeToggle = () => {
+    const newTheme = currentTheme === Theme.Dark ? Theme.Light : Theme.Dark;
+    if (onThemeChange) {
+      onThemeChange(newTheme);
+    }
+  };
+
+  return (
    <Box>
      <Stack gap="md">
        <TextInput
@@ -29,8 +44,27 @@ const ProfileSettings: React.FC<ProfileSettingsProps> = ({
          placeholder="Enter email"
          data-testid="email-input"
        />
+        <Group justify="space-between" align="flex-start">
+          <div>
+            <Text size="sm" fw={500}>
+              Default Theme
+            </Text>
+            <Text size="xs" c="dimmed">
+              Sets the default theme for new workspaces
+            </Text>
+          </div>
+          <Switch
+            checked={currentTheme === Theme.Dark}
+            onChange={handleThemeToggle}
+            size="lg"
+            onLabel={<IconMoon size={16} />}
+            offLabel={<IconSun size={16} />}
+            data-testid="theme-toggle"
+          />
+        </Group>
      </Stack>
    </Box>
  );
+};

 export default ProfileSettings;
--- a/app/src/components/settings/admin/AdminDashboard.test.tsx
+++ b/app/src/components/settings/admin/AdminDashboard.test.tsx
@@ -3,7 +3,7 @@ import { render as rtlRender, screen, fireEvent } from '@testing-library/react';
 import React from 'react';
 import { MantineProvider } from '@mantine/core';
 import AdminDashboard from './AdminDashboard';
-import { UserRole, type User } from '@/types/models';
+import { UserRole, Theme, type User } from '@/types/models';

 // Mock the auth context
 const mockCurrentUser: User = {
@@ -11,6 +11,7 @@ const mockCurrentUser: User = {
  email: 'admin@example.com',
  displayName: 'Admin User',
  role: UserRole.Admin,
+  theme: Theme.Dark,
  createdAt: '2024-01-01T00:00:00Z',
  lastWorkspaceId: 1,
 };
--- a/app/src/components/settings/admin/AdminUsersTab.test.tsx
+++ b/app/src/components/settings/admin/AdminUsersTab.test.tsx
@@ -8,7 +8,7 @@ import {
 import React from 'react';
 import { MantineProvider } from '@mantine/core';
 import AdminUsersTab from './AdminUsersTab';
-import { UserRole, type User } from '@/types/models';
+import { UserRole, Theme, type User } from '@/types/models';

 // Mock the user admin hook
 const mockCreate = vi.fn();
@@ -123,6 +123,7 @@ describe('AdminUsersTab', () => {
    email: 'admin@example.com',
    displayName: 'Admin User',
    role: UserRole.Admin,
+    theme: Theme.Dark,
    createdAt: '2024-01-01T00:00:00Z',
    lastWorkspaceId: 1,
  };
@@ -134,6 +135,7 @@ describe('AdminUsersTab', () => {
      email: 'editor@example.com',
      displayName: 'Editor User',
      role: UserRole.Editor,
+      theme: Theme.Dark,
      createdAt: '2024-01-15T00:00:00Z',
      lastWorkspaceId: 2,
    },
@@ -142,6 +144,7 @@ describe('AdminUsersTab', () => {
      email: 'viewer@example.com',
      displayName: 'Viewer User',
      role: UserRole.Viewer,
+      theme: Theme.Dark,
      createdAt: '2024-02-01T00:00:00Z',
      lastWorkspaceId: 3,
    },
--- a/app/src/contexts/AuthContext.test.tsx
+++ b/app/src/contexts/AuthContext.test.tsx
@@ -2,7 +2,7 @@ import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
 import { renderHook, act, waitFor } from '@testing-library/react';
 import React from 'react';
 import { AuthProvider, useAuth } from './AuthContext';
-import { UserRole, type User } from '@/types/models';
+import { UserRole, Theme, type User } from '@/types/models';

 // Set up mocks before imports are used
 vi.mock('@/api/auth', () => {
@@ -42,6 +42,7 @@ const mockUser: User = {
  email: 'test@example.com',
  displayName: 'Test User',
  role: UserRole.Editor,
+    theme: Theme.Dark,
  createdAt: '2024-01-01T00:00:00Z',
  lastWorkspaceId: 1,
 };
--- a/app/src/contexts/AuthContext.tsx
+++ b/app/src/contexts/AuthContext.tsx
@@ -12,7 +12,8 @@ import {
  refreshToken as apiRefreshToken,
  getCurrentUser,
 } from '@/api/auth';
-import type { User } from '@/types/models';
+import { updateProfile as apiUpdateProfile } from '@/api/user';
+import type { User, UserProfileSettings } from '@/types/models';

 interface AuthContextType {
  user: User | null;
@@ -22,6 +23,7 @@ interface AuthContextType {
  logout: () => Promise<void>;
  refreshToken: () => Promise<boolean>;
  refreshUser: () => Promise<void>;
+  updateProfile: (updates: UserProfileSettings) => Promise<User>;
 }

 const AuthContext = createContext<AuthContextType | null>(null);
@@ -109,6 +111,31 @@ export const AuthProvider: React.FC<AuthProviderProps> = ({ children }) => {
    }
  }, []);

+  const updateProfile = useCallback(
+    async (updates: UserProfileSettings): Promise<User> => {
+      try {
+        const updatedUser = await apiUpdateProfile(updates);
+        setUser(updatedUser);
+        notifications.show({
+          title: 'Success',
+          message: 'Profile updated successfully',
+          color: 'green',
+        });
+        return updatedUser;
+      } catch (error) {
+        console.error('Failed to update profile:', error);
+        notifications.show({
+          title: 'Error',
+          message:
+            error instanceof Error ? error.message : 'Failed to update profile',
+          color: 'red',
+        });
+        throw error;
+      }
+    },
+    []
+  );
+
  const value: AuthContextType = {
    user,
    loading,
@@ -117,6 +144,7 @@ export const AuthProvider: React.FC<AuthProviderProps> = ({ children }) => {
    logout,
    refreshToken,
    refreshUser,
+    updateProfile,
  };

  return <AuthContext.Provider value={value}>{children}</AuthContext.Provider>;
--- a/app/src/hooks/useAdminData.test.ts
+++ b/app/src/hooks/useAdminData.test.ts
@@ -4,6 +4,7 @@ import { useAdminData } from './useAdminData';
 import * as adminApi from '@/api/admin';
 import {
  UserRole,
+  Theme,
  type SystemStats,
  type User,
  type WorkspaceStats,
@@ -35,6 +36,7 @@ const mockUsers: User[] = [
    email: 'admin@example.com',
    displayName: 'Admin User',
    role: UserRole.Admin,
+    theme: Theme.Dark,
    createdAt: '2024-01-01T00:00:00Z',
    lastWorkspaceId: 1,
  },
@@ -43,6 +45,7 @@ const mockUsers: User[] = [
    email: 'editor@example.com',
    displayName: 'Editor User',
    role: UserRole.Editor,
+    theme: Theme.Dark,
    createdAt: '2024-01-02T00:00:00Z',
    lastWorkspaceId: 2,
  },
--- a/app/src/hooks/useFileOperations.ts
+++ b/app/src/hooks/useFileOperations.ts
@@ -122,7 +122,8 @@ export const useFileOperations = (): UseFileOperationsResult => {
      if (!currentWorkspace) return false;

      try {
-        await uploadFile(currentWorkspace.name, targetPath || '', files);
+        // Default to '.' (root directory) if no target path is provided
+        await uploadFile(currentWorkspace.name, targetPath || '.', files);

        notifications.show({
          title: 'Success',
--- a/app/src/hooks/useHighlightTheme.ts
+++ b/app/src/hooks/useHighlightTheme.ts
@@ -0,0 +1,36 @@
+import { useEffect } from 'react';
+// Import theme CSS as text that will be bundled
+import atomOneLightTheme from 'highlight.js/styles/atom-one-light.css?inline';
+import atomOneDarkTheme from 'highlight.js/styles/atom-one-dark.css?inline';
+
+export const useHighlightTheme = (colorScheme: 'light' | 'dark') => {
+  useEffect(() => {
+    // Remove existing highlight theme
+    const existingStylesheet = document.querySelector(
+      'style[data-highlight-theme]'
+    );
+    if (existingStylesheet) {
+      existingStylesheet.remove();
+    }
+
+    // Add new theme stylesheet using bundled CSS
+    const style = document.createElement('style');
+    style.setAttribute('data-highlight-theme', 'true');
+
+    if (colorScheme === 'dark') {
+      style.textContent = atomOneDarkTheme as string;
+    } else {
+      style.textContent = atomOneLightTheme as string;
+    }
+
+    document.head.appendChild(style);
+
+    return () => {
+      // Cleanup on unmount
+      const stylesheet = document.querySelector('style[data-highlight-theme]');
+      if (stylesheet) {
+        stylesheet.remove();
+      }
+    };
+  }, [colorScheme]);
+};
--- a/app/src/hooks/useProfileSettings.test.ts
+++ b/app/src/hooks/useProfileSettings.test.ts
@@ -3,7 +3,7 @@ import { renderHook, act } from '@testing-library/react';
 import { useProfileSettings } from './useProfileSettings';
 import * as userApi from '@/api/user';
 import type { UpdateProfileRequest } from '@/types/api';
-import { UserRole, type User } from '@/types/models';
+import { UserRole, Theme, type User } from '@/types/models';

 // Mock dependencies
 vi.mock('@/api/user');
@@ -22,6 +22,7 @@ const mockUser: User = {
  email: 'test@example.com',
  displayName: 'Test User',
  role: UserRole.Editor,
+    theme: Theme.Dark,
  createdAt: '2024-01-01T00:00:00Z',
  lastWorkspaceId: 1,
 };
--- a/app/src/hooks/useUserAdmin.test.ts
+++ b/app/src/hooks/useUserAdmin.test.ts
@@ -3,7 +3,7 @@ import { renderHook, act } from '@testing-library/react';
 import { useUserAdmin } from './useUserAdmin';
 import * as adminApi from '@/api/admin';
 import type { CreateUserRequest, UpdateUserRequest } from '@/types/api';
-import { UserRole, type User } from '@/types/models';
+import { UserRole, Theme, type User } from '@/types/models';

 // Mock dependencies
 vi.mock('@/api/admin');
@@ -35,6 +35,7 @@ const mockUsers: User[] = [
    email: 'admin@example.com',
    displayName: 'Admin User',
    role: UserRole.Admin,
+    theme: Theme.Dark,
    createdAt: '2024-01-01T00:00:00Z',
    lastWorkspaceId: 1,
  },
@@ -43,6 +44,7 @@ const mockUsers: User[] = [
    email: 'editor@example.com',
    displayName: 'Editor User',
    role: UserRole.Editor,
+    theme: Theme.Dark,
    createdAt: '2024-01-02T00:00:00Z',
    lastWorkspaceId: 1,
  },
@@ -112,6 +114,7 @@ describe('useUserAdmin', () => {
        email: 'newuser@example.com',
        displayName: 'New User',
        role: UserRole.Viewer,
+    theme: Theme.Dark,
        createdAt: '2024-01-03T00:00:00Z',
        lastWorkspaceId: 1,
      };
@@ -124,6 +127,7 @@ describe('useUserAdmin', () => {
        displayName: 'New User',
        password: 'password123',
        role: UserRole.Viewer,
+    theme: Theme.Dark,
      };

      let createResult: boolean | undefined;
@@ -152,6 +156,7 @@ describe('useUserAdmin', () => {
        displayName: 'Test User',
        password: 'password123',
        role: UserRole.Editor,
+    theme: Theme.Dark,
      };

      let createResult: boolean | undefined;
@@ -179,6 +184,7 @@ describe('useUserAdmin', () => {
        displayName: 'Test User',
        password: 'password123',
        role: UserRole.Editor,
+    theme: Theme.Dark,
      };

      let createResult: boolean | undefined;
@@ -204,6 +210,7 @@ describe('useUserAdmin', () => {
        email: user.email,
        displayName: 'Updated Editor',
        role: user.role,
+        theme: user.theme,
        createdAt: user.createdAt,
        lastWorkspaceId: user.lastWorkspaceId,
      };
@@ -238,6 +245,7 @@ describe('useUserAdmin', () => {
        email: 'newemail@example.com',
        displayName: user.displayName || '',
        role: UserRole.Admin,
+    theme: Theme.Dark,
        createdAt: user.createdAt,
        lastWorkspaceId: user.lastWorkspaceId,
      };
@@ -248,6 +256,7 @@ describe('useUserAdmin', () => {
      const updateRequest: UpdateUserRequest = {
        email: 'newemail@example.com',
        role: UserRole.Admin,
+    theme: Theme.Dark,
      };

      let updateResult: boolean | undefined;
@@ -436,6 +445,7 @@ describe('useUserAdmin', () => {
          displayName: 'Test',
          password: 'pass',
          role: UserRole.Viewer,
+    theme: Theme.Dark,
        });
      });

@@ -474,6 +484,7 @@ describe('useUserAdmin', () => {
          displayName: 'Test',
          password: 'pass',
          role: UserRole.Viewer,
+    theme: Theme.Dark,
        });
      });

@@ -500,6 +511,7 @@ describe('useUserAdmin', () => {
          email: 'user1@example.com',
          displayName: 'User 1',
          role: UserRole.Viewer,
+    theme: Theme.Dark,
          createdAt: '2024-01-03T00:00:00Z',
          lastWorkspaceId: 1,
        })
@@ -508,6 +520,7 @@ describe('useUserAdmin', () => {
          email: 'user2@example.com',
          displayName: 'User 2',
          role: UserRole.Editor,
+    theme: Theme.Dark,
          createdAt: '2024-01-04T00:00:00Z',
          lastWorkspaceId: 1,
        });
@@ -520,12 +533,14 @@ describe('useUserAdmin', () => {
          displayName: 'User 1',
          password: 'pass1',
          role: UserRole.Viewer,
+    theme: Theme.Dark,
        },
        {
          email: 'user2@example.com',
          displayName: 'User 2',
          password: 'pass2',
          role: UserRole.Editor,
+    theme: Theme.Dark,
        },
      ];

@@ -555,12 +570,14 @@ describe('useUserAdmin', () => {
          displayName: 'Success User',
          password: 'pass1',
          role: UserRole.Viewer,
+    theme: Theme.Dark,
        },
        {
          email: 'fail@example.com',
          displayName: 'Fail User',
          password: 'pass2',
          role: UserRole.Editor,
+    theme: Theme.Dark,
        },
      ];

--- a/app/src/types/api.test.ts
+++ b/app/src/types/api.test.ts
@@ -9,7 +9,7 @@ import {
  type SaveFileResponse,
  type UploadFilesResponse,
 } from './api';
-import { UserRole, type User } from './models';
+import { UserRole, Theme, type User } from './models';

 // Mock user data for testing
 const mockUser: User = {
@@ -17,6 +17,7 @@ const mockUser: User = {
  email: 'test@example.com',
  displayName: 'Test User',
  role: UserRole.Editor,
+  theme: Theme.Dark,
  createdAt: '2024-01-01T00:00:00Z',
  lastWorkspaceId: 1,
 };
--- a/app/src/types/api.ts
+++ b/app/src/types/api.ts
@@ -1,4 +1,4 @@
-import { isUser, type User, type UserRole } from './models';
+import { isUser, type User, type UserRole, type Theme } from './models';

 declare global {
  interface Window {
@@ -55,6 +55,7 @@ export interface CreateUserRequest {
  displayName: string;
  password: string;
  role: UserRole;
+  theme?: Theme;
 }

 // UpdateUserRequest holds the request fields for updating a user
@@ -63,6 +64,7 @@ export interface UpdateUserRequest {
  displayName?: string;
  password?: string;
  role?: UserRole;
+  theme?: Theme;
 }

 export interface LookupResponse {
@@ -126,6 +128,7 @@ export interface UpdateProfileRequest {
  email?: string;
  currentPassword?: string;
  newPassword?: string;
+  theme?: Theme;
 }

 // DeleteAccountRequest represents a user account deletion request
--- a/app/src/types/css-inline.d.ts
+++ b/app/src/types/css-inline.d.ts
@@ -0,0 +1,5 @@
+// Type declarations for CSS imports with ?inline modifier
+declare module '*.css?inline' {
+  const content: string;
+  export default content;
+}
--- a/app/src/types/models.test.ts
+++ b/app/src/types/models.test.ts
@@ -63,6 +63,7 @@ describe('Models Type Guards', () => {
      email: 'test@example.com',
      displayName: 'Test User',
      role: UserRole.Editor,
+      theme: Theme.Dark,
      createdAt: '2024-01-01T00:00:00Z',
      lastWorkspaceId: 1,
    };
@@ -76,6 +77,7 @@ describe('Models Type Guards', () => {
        id: 1,
        email: 'test@example.com',
        role: UserRole.Editor,
+        theme: Theme.Dark,
        createdAt: '2024-01-01T00:00:00Z',
        lastWorkspaceId: 1,
      };
--- a/app/src/types/models.ts
+++ b/app/src/types/models.ts
@@ -8,6 +8,7 @@ export interface User {
  email: string;
  displayName?: string;
  role: UserRole;
+  theme: Theme;
  createdAt: string;
  lastWorkspaceId: number;
 }
@@ -28,6 +29,8 @@ export function isUser(value: unknown): value is User {
      : true) &&
    'role' in value &&
    isUserRole((value as User).role) &&
+    'theme' in value &&
+    (value as User).theme in Theme &&
    'createdAt' in value &&
    typeof (value as User).createdAt === 'string' &&
    'lastWorkspaceId' in value &&
@@ -309,6 +312,7 @@ export interface UserProfileSettings {
  email?: string;
  currentPassword?: string;
  newPassword?: string;
+  theme?: Theme;
 }

 export interface ProfileSettingsState {
--- a/app/src/utils/fileHelpers.test.ts
+++ b/app/src/utils/fileHelpers.test.ts
@@ -83,7 +83,7 @@ describe('fileHelpers', () => {
      const filePath = 'folder/file.md';

      const expectedUrl =
-        'http://localhost:8080/api/v1/workspaces/my-workspace/files/folder%2Ffile.md';
+        'http://localhost:8080/api/v1/workspaces/my-workspace/files/content?file_path=folder%2Ffile.md';
      const actualUrl = getFileUrl(workspaceName, filePath);

      expect(actualUrl).toBe(expectedUrl);
@@ -94,7 +94,7 @@ describe('fileHelpers', () => {
      const filePath = 'file.md';

      const expectedUrl =
-        'http://localhost:8080/api/v1/workspaces/my%20workspace%20with%20spaces/files/file.md';
+        'http://localhost:8080/api/v1/workspaces/my%20workspace%20with%20spaces/files/content?file_path=file.md';
      const actualUrl = getFileUrl(workspaceName, filePath);

      expect(actualUrl).toBe(expectedUrl);
@@ -105,7 +105,7 @@ describe('fileHelpers', () => {
      const filePath = 'folder with spaces/file with spaces.md';

      const expectedUrl =
-        'http://localhost:8080/api/v1/workspaces/workspace/files/folder%20with%20spaces%2Ffile%20with%20spaces.md';
+        'http://localhost:8080/api/v1/workspaces/workspace/files/content?file_path=folder%20with%20spaces%2Ffile%20with%20spaces.md';
      const actualUrl = getFileUrl(workspaceName, filePath);

      expect(actualUrl).toBe(expectedUrl);
@@ -116,7 +116,7 @@ describe('fileHelpers', () => {
      const filePath = 'file?name=test.md';

      const expectedUrl =
-        'http://localhost:8080/api/v1/workspaces/test%26workspace/files/file%3Fname%3Dtest.md';
+        'http://localhost:8080/api/v1/workspaces/test%26workspace/files/content?file_path=file%3Fname%3Dtest.md';
      const actualUrl = getFileUrl(workspaceName, filePath);

      expect(actualUrl).toBe(expectedUrl);
@@ -127,7 +127,7 @@ describe('fileHelpers', () => {
      const filePath = 'ファイル.md';

      const expectedUrl =
-        'http://localhost:8080/api/v1/workspaces/%E3%83%97%E3%83%AD%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88/files/%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB.md';
+        'http://localhost:8080/api/v1/workspaces/%E3%83%97%E3%83%AD%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88/files/content?file_path=%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB.md';
      const actualUrl = getFileUrl(workspaceName, filePath);

      expect(actualUrl).toBe(expectedUrl);
@@ -138,7 +138,7 @@ describe('fileHelpers', () => {
      const filePath = 'projects/2024/q1/report.md';

      const expectedUrl =
-        'http://localhost:8080/api/v1/workspaces/docs/files/projects%2F2024%2Fq1%2Freport.md';
+        'http://localhost:8080/api/v1/workspaces/docs/files/content?file_path=projects%2F2024%2Fq1%2Freport.md';
      const actualUrl = getFileUrl(workspaceName, filePath);

      expect(actualUrl).toBe(expectedUrl);
@@ -146,20 +146,20 @@ describe('fileHelpers', () => {

    it('handles edge cases with empty strings', () => {
      expect(getFileUrl('', '')).toBe(
-        'http://localhost:8080/api/v1/workspaces//files/'
+        'http://localhost:8080/api/v1/workspaces//files/content?file_path='
      );
      expect(getFileUrl('workspace', '')).toBe(
-        'http://localhost:8080/api/v1/workspaces/workspace/files/'
+        'http://localhost:8080/api/v1/workspaces/workspace/files/content?file_path='
      );
      expect(getFileUrl('', 'file.md')).toBe(
-        'http://localhost:8080/api/v1/workspaces//files/file.md'
+        'http://localhost:8080/api/v1/workspaces//files/content?file_path=file.md'
      );
    });

    it('uses the API base URL correctly', () => {
      const url = getFileUrl('test', 'file.md');
      expect(url).toBe(
-        'http://localhost:8080/api/v1/workspaces/test/files/file.md'
+        'http://localhost:8080/api/v1/workspaces/test/files/content?file_path=file.md'
      );
      expect(url).toContain(window.API_BASE_URL);
    });
--- a/app/src/utils/fileHelpers.ts
+++ b/app/src/utils/fileHelpers.ts
@@ -13,5 +13,5 @@ export const isImageFile = (filePath: string): boolean => {
 export const getFileUrl = (workspaceName: string, filePath: string) => {
  return `${API_BASE_URL}/workspaces/${encodeURIComponent(
    workspaceName
-  )}/files/${encodeURIComponent(filePath)}`;
+  )}/files/content?file_path=${encodeURIComponent(filePath)}`;
 };
--- a/app/vite.config.ts
+++ b/app/vite.config.ts
@@ -52,9 +52,8 @@ export default defineConfig(({ mode }) => ({

          // Markdown processing
          markdown: [
-            'react-syntax-highlighter',
+            'rehype-highlight',
            'rehype-mathjax',
-            'rehype-prism',
            'rehype-react',
            'remark',
            'remark-math',
--- a/server/documentation.md
+++ b/server/documentation.md
--- a/server/internal/app/init.go
+++ b/server/internal/app/init.go
@@ -118,6 +118,7 @@ func setupAdminUser(database db.Database, storageManager storage.Manager, cfg *C
 		DisplayName:  "Admin",
 		PasswordHash: string(hashedPassword),
 		Role:         models.RoleAdmin,
+		Theme:        "dark", // default theme
 	}

 	createdUser, err := database.CreateUser(adminUser)
@@ -132,7 +133,8 @@ func setupAdminUser(database db.Database, storageManager storage.Manager, cfg *C

 	logging.Info("admin user setup completed",
 		"userId", createdUser.ID,
-		"workspaceId", createdUser.LastWorkspaceID)
+		"workspaceId", createdUser.LastWorkspaceID,
+		"theme", createdUser.Theme)

 	return nil
 }
--- a/server/internal/app/routes.go
+++ b/server/internal/app/routes.go
@@ -64,7 +64,9 @@ func setupRouter(o Options) *chi.Mux {

 	// API routes
 	r.Route("/api/v1", func(r chi.Router) {
-		// Rate limiting for API routes
+		// Public routes (no authentication required)
+		r.Group(func(r chi.Router) {
+			// Rate limiting for authentication endpoints to prevent brute force attacks
 			if o.Config.RateLimitRequests > 0 {
 				r.Use(httprate.LimitByIP(
 					o.Config.RateLimitRequests,
@@ -72,8 +74,6 @@ func setupRouter(o Options) *chi.Mux {
 				))
 			}

-		// Public routes (no authentication required)
-		r.Group(func(r chi.Router) {
 			r.Post("/auth/login", handler.Login(o.SessionManager, o.CookieService))
 			r.Post("/auth/refresh", handler.RefreshToken(o.SessionManager, o.CookieService))
 		})
@@ -134,7 +134,7 @@ func setupRouter(o Options) *chi.Mux {
 						r.Get("/lookup", handler.LookupFileByName())

 						r.Post("/upload", handler.UploadFile())
-						r.Put("/move", handler.MoveFile())
+						r.Post("/move", handler.MoveFile())

 						r.Post("/", handler.SaveFile())
 						r.Get("/content", handler.GetFileContent())
@@ -152,7 +152,9 @@ func setupRouter(o Options) *chi.Mux {
 	})

 	// Handle all other routes with static file server
-	r.Get("/*", handlers.NewStaticHandler(o.Config.StaticPath).ServeHTTP)
+	staticHandler := handlers.NewStaticHandler(o.Config.StaticPath)
+	r.Get("/*", staticHandler.ServeHTTP)
+	r.Head("/*", staticHandler.ServeHTTP)

 	return r
 }
--- a/server/internal/db/migrations/postgres/001_initial_schema.up.sql
+++ b/server/internal/db/migrations/postgres/001_initial_schema.up.sql
@@ -7,6 +7,7 @@ CREATE TABLE IF NOT EXISTS users (
    display_name TEXT,
    password_hash TEXT NOT NULL,
    role TEXT NOT NULL CHECK(role IN ('admin', 'editor', 'viewer')),
+    theme TEXT NOT NULL DEFAULT 'dark' CHECK(theme IN ('light', 'dark')),
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    last_workspace_id INTEGER
 );
@@ -19,7 +20,7 @@ CREATE TABLE IF NOT EXISTS workspaces (
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    last_opened_file_path TEXT,
    -- Settings fields
-    theme TEXT NOT NULL DEFAULT 'light' CHECK(theme IN ('light', 'dark')),
+    theme TEXT NOT NULL DEFAULT 'dark' CHECK(theme IN ('light', 'dark')),
    auto_save BOOLEAN NOT NULL DEFAULT FALSE,
    git_enabled BOOLEAN NOT NULL DEFAULT FALSE,
    git_url TEXT,
--- a/server/internal/db/migrations/sqlite/001_initial_schema.up.sql
+++ b/server/internal/db/migrations/sqlite/001_initial_schema.up.sql
@@ -6,6 +6,7 @@ CREATE TABLE IF NOT EXISTS users (
    display_name TEXT,
    password_hash TEXT NOT NULL,
    role TEXT NOT NULL CHECK(role IN ('admin', 'editor', 'viewer')),
+    theme TEXT NOT NULL DEFAULT 'dark' CHECK(theme IN ('light', 'dark')),
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    last_workspace_id INTEGER
 );
@@ -18,7 +19,7 @@ CREATE TABLE IF NOT EXISTS workspaces (
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    last_opened_file_path TEXT,
    -- Settings fields
-    theme TEXT NOT NULL DEFAULT 'light' CHECK(theme IN ('light', 'dark')),
+    theme TEXT NOT NULL DEFAULT 'dark' CHECK(theme IN ('light', 'dark')),
    auto_save BOOLEAN NOT NULL DEFAULT 0,
    git_enabled BOOLEAN NOT NULL DEFAULT 0,
    git_url TEXT,
--- a/server/internal/handlers/admin_handlers.go
+++ b/server/internal/handlers/admin_handlers.go
@@ -22,6 +22,7 @@ type CreateUserRequest struct {
 	DisplayName string          `json:"displayName"`
 	Password    string          `json:"password"`
 	Role        models.UserRole `json:"role"`
+	Theme       string          `json:"theme,omitempty"`
 }

 // UpdateUserRequest holds the request fields for updating a user
@@ -30,6 +31,7 @@ type UpdateUserRequest struct {
 	DisplayName string          `json:"displayName,omitempty"`
 	Password    string          `json:"password,omitempty"`
 	Role        models.UserRole `json:"role,omitempty"`
+	Theme       string          `json:"theme,omitempty"`
 }

 // WorkspaceStats holds workspace statistics
@@ -164,11 +166,24 @@ func (h *Handler) AdminCreateUser() http.HandlerFunc {
 			return
 		}

+		// Handle theme with validation and default
+		theme := req.Theme
+		if theme == "" {
+			theme = "dark" // Default theme
+		} else if theme != "light" && theme != "dark" {
+			// Invalid theme, fallback to dark
+			log.Debug("invalid theme value in user creation, falling back to dark",
+				"theme", theme,
+			)
+			theme = "dark"
+		}
+
 		user := &models.User{
 			Email:        req.Email,
 			DisplayName:  req.DisplayName,
 			PasswordHash: string(hashedPassword),
 			Role:         req.Role,
+			Theme:        theme,
 		}

 		insertedUser, err := h.DB.CreateUser(user)
@@ -196,6 +211,7 @@ func (h *Handler) AdminCreateUser() http.HandlerFunc {
 			"newUserID", insertedUser.ID,
 			"email", insertedUser.Email,
 			"role", insertedUser.Role,
+			"theme", insertedUser.Theme,
 		)
 		respondJSON(w, insertedUser)
 	}
@@ -322,6 +338,17 @@ func (h *Handler) AdminUpdateUser() http.HandlerFunc {
 			user.Role = req.Role
 			updates["role"] = req.Role
 		}
+		if req.Theme != "" {
+			// Validate theme value, fallback to "dark" if invalid
+			if req.Theme != "light" && req.Theme != "dark" {
+				log.Debug("invalid theme value, falling back to dark",
+					"theme", req.Theme,
+				)
+				req.Theme = "dark"
+			}
+			user.Theme = req.Theme
+			updates["theme"] = req.Theme
+		}
 		if req.Password != "" {
 			hashedPassword, err := bcrypt.GenerateFromPassword([]byte(req.Password), bcrypt.DefaultCost)
 			if err != nil {
--- a/server/internal/handlers/file_handlers.go
+++ b/server/internal/handlers/file_handlers.go
@@ -2,9 +2,11 @@ package handlers

 import (
 	"io"
+	"mime"
 	"net/http"
 	"net/url"
 	"os"
+	"path/filepath"
 	"time"

 	"lemma/internal/context"
@@ -205,7 +207,13 @@ func (h *Handler) GetFileContent() http.HandlerFunc {
 			return
 		}

-		w.Header().Set("Content-Type", "text/plain")
+		// Detect MIME type based on file extension
+		contentType := mime.TypeByExtension(filepath.Ext(decodedPath))
+		if contentType == "" {
+			// Fallback to text/plain if MIME type cannot be determined
+			contentType = "text/plain"
+		}
+		w.Header().Set("Content-Type", contentType)
 		_, err = w.Write(content)
 		if err != nil {
 			log.Error("failed to write response",
@@ -402,7 +410,8 @@ func (h *Handler) UploadFile() http.HandlerFunc {
 				}
 			}()

-			filePath := decodedPath + "/" + formFile.Filename
+			// Use filepath.Join to properly construct the path
+		filePath := filepath.Join(decodedPath, formFile.Filename)

 			content, err := io.ReadAll(file)
 			if err != nil {
--- a/server/internal/handlers/file_handlers_integration_test.go
+++ b/server/internal/handlers/file_handlers_integration_test.go
@@ -156,6 +156,54 @@ func testFileHandlers(t *testing.T, dbConfig DatabaseConfig) {
 			assert.Equal(t, http.StatusNotFound, rr.Code)
 		})

+		t.Run("move file", func(t *testing.T) {
+			srcPath := "original.md"
+			destPath := "moved.md"
+			content := "This file will be moved"
+
+			// Create file
+			rr := h.makeRequestRaw(t, http.MethodPost, baseURL+"?file_path="+url.QueryEscape(srcPath), strings.NewReader(content), h.RegularTestUser)
+			require.Equal(t, http.StatusOK, rr.Code)
+
+			// Move file
+			moveURL := baseURL + "/move?src_path=" + url.QueryEscape(srcPath) + "&dest_path=" + url.QueryEscape(destPath)
+			rr = h.makeRequest(t, http.MethodPost, moveURL, nil, h.RegularTestUser)
+			require.Equal(t, http.StatusOK, rr.Code)
+
+			// Verify source is gone
+			rr = h.makeRequest(t, http.MethodGet, baseURL+"/content?file_path="+url.QueryEscape(srcPath), nil, h.RegularTestUser)
+			assert.Equal(t, http.StatusNotFound, rr.Code)
+
+			// Verify destination exists with correct content
+			rr = h.makeRequest(t, http.MethodGet, baseURL+"/content?file_path="+url.QueryEscape(destPath), nil, h.RegularTestUser)
+			require.Equal(t, http.StatusOK, rr.Code)
+			assert.Equal(t, content, rr.Body.String())
+		})
+
+		t.Run("rename file in directory", func(t *testing.T) {
+			srcPath := "folder/old-name.md"
+			destPath := "folder/new-name.md"
+			content := "This file will be renamed"
+
+			// Create file
+			rr := h.makeRequestRaw(t, http.MethodPost, baseURL+"?file_path="+url.QueryEscape(srcPath), strings.NewReader(content), h.RegularTestUser)
+			require.Equal(t, http.StatusOK, rr.Code)
+
+			// Rename file (move within same directory)
+			moveURL := baseURL + "/move?src_path=" + url.QueryEscape(srcPath) + "&dest_path=" + url.QueryEscape(destPath)
+			rr = h.makeRequest(t, http.MethodPost, moveURL, nil, h.RegularTestUser)
+			require.Equal(t, http.StatusOK, rr.Code)
+
+			// Verify source is gone
+			rr = h.makeRequest(t, http.MethodGet, baseURL+"/content?file_path="+url.QueryEscape(srcPath), nil, h.RegularTestUser)
+			assert.Equal(t, http.StatusNotFound, rr.Code)
+
+			// Verify destination exists with correct content
+			rr = h.makeRequest(t, http.MethodGet, baseURL+"/content?file_path="+url.QueryEscape(destPath), nil, h.RegularTestUser)
+			require.Equal(t, http.StatusOK, rr.Code)
+			assert.Equal(t, content, rr.Body.String())
+		})
+
 		t.Run("last opened file", func(t *testing.T) {
 			// Initially should be empty
 			rr := h.makeRequest(t, http.MethodGet, baseURL+"/last", nil, h.RegularTestUser)
@@ -304,15 +352,6 @@ func testFileHandlers(t *testing.T, dbConfig DatabaseConfig) {
 				assert.Equal(t, http.StatusBadRequest, rr.Code)
 			})

-			t.Run("upload with missing file_path parameter", func(t *testing.T) {
-				fileName := "test.txt"
-				fileContent := "test content"
-				files := map[string]string{fileName: fileContent}
-
-				rr := h.makeUploadRequest(t, baseURL+"/upload", files, h.RegularTestUser)
-				assert.Equal(t, http.StatusBadRequest, rr.Code)
-			})
-
 			t.Run("upload with invalid file_path", func(t *testing.T) {
 				fileName := "test.txt"
 				fileContent := "test content"
--- a/server/internal/handlers/user_handlers.go
+++ b/server/internal/handlers/user_handlers.go
@@ -16,6 +16,7 @@ type UpdateProfileRequest struct {
 	Email           string `json:"email"`
 	CurrentPassword string `json:"currentPassword"`
 	NewPassword     string `json:"newPassword"`
+	Theme           string `json:"theme"`
 }

 // DeleteAccountRequest represents a user account deletion request
@@ -149,6 +150,19 @@ func (h *Handler) UpdateProfile() http.HandlerFunc {
 			updates["displayNameChanged"] = true
 		}

+		// Update theme if provided
+		if req.Theme != "" {
+			// Validate theme value, fallback to "dark" if invalid
+			if req.Theme != "light" && req.Theme != "dark" {
+				log.Debug("invalid theme value, falling back to dark",
+					"theme", req.Theme,
+				)
+				req.Theme = "dark"
+			}
+			user.Theme = req.Theme
+			updates["themeChanged"] = true
+		}
+
 		// Update user in database
 		if err := h.DB.UpdateUser(user); err != nil {
 			log.Error("failed to update user in database",
--- a/server/internal/handlers/workspace_handlers.go
+++ b/server/internal/handlers/workspace_handlers.go
@@ -104,7 +104,21 @@ func (h *Handler) CreateWorkspace() http.HandlerFunc {
 			return
 		}

+		// Get user to access their theme preference
+		user, err := h.DB.GetUserByID(ctx.UserID)
+		if err != nil {
+			log.Error("failed to fetch user from database",
+				"error", err.Error(),
+			)
+			respondError(w, "Failed to get user", http.StatusInternalServerError)
+			return
+		}
+
 		workspace.UserID = ctx.UserID
+		// Use user's theme as default if not provided
+		if workspace.Theme == "" {
+			workspace.Theme = user.Theme
+		}
 		if err := h.DB.CreateWorkspace(&workspace); err != nil {
 			log.Error("failed to create workspace in database",
 				"error", err.Error(),
@@ -145,6 +159,7 @@ func (h *Handler) CreateWorkspace() http.HandlerFunc {
 		log.Info("workspace created",
 			"workspaceID", workspace.ID,
 			"workspaceName", workspace.Name,
+			"theme", workspace.Theme,
 			"gitEnabled", workspace.GitEnabled,
 		)
 		respondJSON(w, workspace)
--- a/server/internal/models/user.go
+++ b/server/internal/models/user.go
@@ -25,6 +25,7 @@ type User struct {
 	DisplayName     string    `json:"displayName" db:"display_name"`
 	PasswordHash    string    `json:"-" db:"password_hash"`
 	Role            UserRole  `json:"role" db:"role" validate:"required,oneof=admin editor viewer"`
+	Theme           string    `json:"theme" db:"theme" validate:"required,oneof=light dark"`
 	CreatedAt       time.Time `json:"createdAt" db:"created_at,default"`
 	LastWorkspaceID int       `json:"lastWorkspaceId" db:"last_workspace_id"`
 }
--- a/server/internal/models/workspace.go
+++ b/server/internal/models/workspace.go
@@ -13,7 +13,7 @@ type Workspace struct {
 	LastOpenedFilePath string    `json:"lastOpenedFilePath" db:"last_opened_file_path"`

 	// Integrated settings
-	Theme                string `json:"theme" db:"theme" validate:"oneof=light dark"`
+	Theme                string `json:"theme" db:"theme" validate:"required,oneof=light dark"`
 	AutoSave             bool   `json:"autoSave" db:"auto_save"`
 	ShowHiddenFiles      bool   `json:"showHiddenFiles" db:"show_hidden_files"`
 	GitEnabled           bool   `json:"gitEnabled" db:"git_enabled"`
@@ -40,7 +40,7 @@ func (w *Workspace) ValidateGitSettings() error {
 func (w *Workspace) SetDefaultSettings() {

 	if w.Theme == "" {
-		w.Theme = "light"
+		w.Theme = "dark"
 	}

 	w.AutoSave = w.AutoSave || false
Author	SHA1	Message	Date
LordMathis	efdc42cbd7	Add theme support to user settings and related components	2025-10-28 23:14:45 +01:00
LordMathis	3926954b74	Add theme to user preferences	2025-10-28 20:05:12 +01:00
Matúš Námešný	6c408fdfbe	Merge pull request #67 from lordmathis/fix/file-upload Fix file upload	2025-10-28 19:19:01 +01:00
LordMathis	6753f32520	Remove test case for uploading with missing file_path parameter	2025-10-28 19:09:46 +01:00
LordMathis	de06939b01	Fix file upload	2025-10-28 18:58:10 +01:00
Matúš Námešný	c11d956ced	Merge pull request #66 from lordmathis/fix/head-request Handle HEAD requests with static router	2025-10-23 20:35:47 +02:00
LordMathis	9a232819a8	Handle HEAD requests with static router	2025-10-23 20:26:34 +02:00
Matúš Námešný	f9ce8b9e9f	Merge pull request #65 from lordmathis/fix/code-highlight Fix code highlight theme change	2025-10-23 19:24:14 +02:00
LordMathis	a6d2663a7d	Add type declarations for CSS imports with ?inline modifier	2025-10-23 19:19:27 +02:00
LordMathis	071e99f4da	Remove documentation.md	2025-10-23 19:17:51 +02:00
LordMathis	b13ee987c7	Fix code highlight theme change	2025-10-23 19:12:09 +02:00
Matúš Námešný	543dbe6ffe	Merge pull request #64 from lordmathis/fix/file-rename Fix move file on frontend	2025-10-22 21:55:52 +02:00
LordMathis	d0842c515f	Change move file endpoint from PUT to POST and add integration tests for file moving and renaming	2025-10-22 21:50:37 +02:00
Matúš Námešný	01d9a984fc	Merge pull request #63 from lordmathis/dependabot/npm_and_yarn/app/npm_and_yarn-7372c7abf2 Bump vite from 6.3.6 to 6.4.1 in /app in the npm_and_yarn group across 1 directory	2025-10-21 10:21:46 +02:00
dependabot[bot]	a3975c9acd	Bump vite in /app in the npm_and_yarn group across 1 directory Bumps the npm_and_yarn group with 1 update in the /app directory: [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite). Updates `vite` from 6.3.6 to 6.4.1 - [Release notes](https://github.com/vitejs/vite/releases) - [Changelog](https://github.com/vitejs/vite/blob/main/packages/vite/CHANGELOG.md) - [Commits](https://github.com/vitejs/vite/commits/create-vite@6.4.1/packages/vite) --- updated-dependencies: - dependency-name: vite dependency-version: 6.4.1 dependency-type: direct:development dependency-group: npm_and_yarn ... Signed-off-by: dependabot[bot] <support@github.com>	2025-10-21 05:07:05 +00:00
Matúš Námešný	e82f25a2ed	Merge pull request #62 from lordmathis/fix/image-preview Fix get image url	2025-10-11 22:56:49 +02:00
LordMathis	ec89f95880	Fix get image url	2025-10-11 22:51:08 +02:00
Matúš Námešný	f101376bef	Merge pull request #61 from lordmathis/fix/syntax-highlight Replace react-syntax-highlighter with rehype-highlight	2025-10-11 22:49:21 +02:00
LordMathis	d582b1a1e9	Add syntax highlighting themes for markdown preview	2025-10-11 22:26:21 +02:00
LordMathis	aca127e52e	Move rate limiting for authentication endpoints to the public routes group	2025-10-11 22:16:15 +02:00
LordMathis	9ca8a46093	Replace react-syntax-highlighter with rehype-highlight	2025-10-11 22:02:02 +02:00