feat: add account settings and API tokens management features

- Implemented SettingsComponent for user profile management, including display name and password change functionality.
- Added TokensComponent for managing API tokens, including creation and revocation of tokens.
- Created LayoutComponent for consistent application layout with navigation and user session management.
- Established a responsive design with Tailwind CSS for improved UI/UX.
- Integrated toast notifications for user feedback on actions performed.
- Set up initial application structure with main entry point and HTML template.
- Configured TypeScript settings for strict type checking and module resolution.

.gitignore

@@ -0,0 +1,59 @@
+# Dependencies
+node_modules/
+.pnpm-store/
+
+# Build outputs
+dist/
+.angular/
+out-tsc/
+
+# Deno
+.deno/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Environment
+.env
+.env.local
+.env.*.local
+
+# Logs
+logs/
+*.log
+npm-debug.log*
+pnpm-debug.log*
+
+# Test coverage
+coverage/
+.nyc_output/
+
+# Temporary files
+.tmp/
+.temp/
+*.tmp
+*.temp
+
+# Debug
+.nogit/
+
+# Claude
+CLAUDE.md
+
+# Package manager locks (keep pnpm-lock.yaml)
+package-lock.json
+yarn.lock
+
+# Angular cache
+.angular/cache/
+
+# TypeScript incremental compilation
+*.tsbuildinfo