feat: Add comprehensive documentation suite and reorganize project structure

- Created complete documentation in docs/ directory
- Added PROJECT_OVERVIEW.md with feature highlights and getting started guide
- Added ARCHITECTURE.md with system design and technical details
- Added SECURITY.md with comprehensive security implementation guide
- Added DEVELOPMENT.md with development workflows and best practices
- Added DEPLOYMENT.md with production deployment instructions
- Added API.md with complete REST API documentation
- Added CONTRIBUTING.md with contribution guidelines
- Added CHANGELOG.md with version history and migration notes
- Reorganized all documentation files into docs/ directory for better organization
- Updated README.md with proper documentation links and quick navigation
- Enhanced project structure with professional documentation standards

f_scripts/shared/videojs/videojs-resolution-switcher.css

@@ -0,0 +1,37 @@
+.vjs-resolution-button {
+  color: #ccc;
+  font-family: VideoJS;
+}
+
+.vjs-resolution-button .vjs-resolution-button-staticlabel:before {
+  content: '\f110';
+  font-size: 1.8em;
+  line-height: 1.67;
+}
+
+.vjs-resolution-button .vjs-resolution-button-label {
+    font-size: 1em;
+    line-height: 3em;
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    text-align: center;
+    box-sizing: inherit;
+		font-family: Arial, Helvetica, sans-serif;
+}
+
+.vjs-resolution-button ul.vjs-menu-content {
+  width: 4em !important;
+}
+
+.vjs-resolution-button .vjs-menu {
+  left: 0;
+}
+
+.vjs-resolution-button .vjs-menu li {
+  text-transform: none;
+	font-size: 1em;
+	font-family: Arial, Helvetica, sans-serif;
+}