Update to version 1.0.6 with Firefox support and improved extension management

- Add Firefox extension support with Manifest V2
- Update all version numbers to 1.0.6
- Build Chrome and Firefox extension packages
- Clean up extension directory structure
- Update README with Firefox installation instructions
- Update server messages to mention Chrome/Firefox support
- Add .gitignore for extension directory
- Create release packages for both browsers

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

opendia-extension/package.json

@@ -0,0 +1,28 @@
+{
+  "name": "opendia-extension",
+  "version": "1.0.6",
+  "description": "Connect your browser to AI models",
+  "scripts": {
+    "build": "node build.js",
+    "build:chrome": "node build.js chrome",
+    "build:firefox": "node build.js firefox",
+    "dev:chrome": "npm run build:chrome && echo 'Load dist/chrome in Chrome'",
+    "dev:firefox": "npm run build:firefox && web-ext run --source-dir=dist/firefox",
+    "package:chrome": "npm run build:chrome && cd dist/chrome && zip -r ../opendia-chrome.zip .",
+    "package:firefox": "npm run build:firefox && cd dist/firefox && web-ext build --overwrite-dest"
+  },
+  "keywords": [
+    "webextension",
+    "mcp",
+    "browser-automation"
+  ],
+  "author": "Aaron J Mars",
+  "license": "MIT",
+  "dependencies": {
+    "webextension-polyfill": "^0.12.0"
+  },
+  "devDependencies": {
+    "fs-extra": "^11.3.0",
+    "web-ext": "^8.8.0"
+  }
+}