chore: update image sources and version bump to 1.2.0

- Changed image sources for GDPR, CCPA, and HIPAA compliance logos to local paths.
- Updated package version to 1.2.0 in package-lock.json.
- Enhanced README and SIMPLE_MODE documentation with Docker usage instructions.
- Improved table-of-contents worker and related TypeScript definitions for better clarity and functionality.
- Refactored CSS styles for consistency and improved UI elements.

vite.config.ts

@@ -44,7 +44,10 @@ export default defineConfig(({ mode }) => ({
         privacy: resolve(__dirname, 'privacy.html'),
         terms: resolve(__dirname, 'terms.html'),
         bookmark: resolve(__dirname, 'src/pages/bookmark.html'),
-        'table-of-contents': resolve(__dirname, 'src/pages/table-of-contents.html'),
+        'table-of-contents': resolve(
+          __dirname,
+          'src/pages/table-of-contents.html'
+        ),
       },
     },
   },
@@ -64,4 +67,4 @@ export default defineConfig(({ mode }) => ({
       ],
     },
   },
-}));
+}));