Add official programming language icons and YAML support

- Install react-icons library for official technology icons
- Create getLanguageIcon function with 25+ language-specific icons
- Add official brand colors for each programming language:
  - JavaScript/JSX (yellow), TypeScript/TSX (blue)
  - Python (blue), Java (red), Go (cyan), Rust (orange)
  - HTML5 (orange), CSS3 (blue), SCSS/Sass (pink)
  - JSON (yellow), YAML (red), SQL (blue), etc.
- Add dedicated YAML file type support with official YAML icon
- Support special files: Dockerfile, Makefile, Gemfile
- Ensure YAML files get CodeMirror syntax highlighting and editing
- Update shouldShowAsText logic to include YAML files
- Maintain consistent professional appearance across all file types

package-lock.json

@@ -68,6 +68,7 @@
         "react-dom": "^19.1.0",
         "react-hook-form": "^7.60.0",
         "react-i18next": "^15.7.3",
+        "react-icons": "^5.5.0",
         "react-resizable-panels": "^3.0.3",
         "react-simple-keyboard": "^3.8.120",
         "react-xtermjs": "^1.0.10",
@@ -13663,6 +13664,15 @@
         }
       }
     },
+    "node_modules/react-icons": {
+      "version": "5.5.0",
+      "resolved": "https://registry.npmjs.org/react-icons/-/react-icons-5.5.0.tgz",
+      "integrity": "sha512-MEFcXdkP3dLo8uumGI5xN3lDFNsRtrjbOEKDLD7yv76v4wpnEq2Lt2qeHaQOr34I/wPN3s3+N08WkQ+CW37Xiw==",
+      "license": "MIT",
+      "peerDependencies": {
+        "react": "*"
+      }
+    },
     "node_modules/react-remove-scroll": {
       "version": "2.7.1",
       "resolved": "https://registry.npmjs.org/react-remove-scroll/-/react-remove-scroll-2.7.1.tgz",