Release 0.1: Complete BinectChrome implementation

Implements all requirements from ProductRequirementsDocument.md:
- PDF detection via Chrome Downloads API
- Secure credential storage with AES-GCM encryption
- Binect API integration for PDF uploads
- Popup UI with Binect branding
- Local transfer tracking (500 entry cap)
- Help page with tracking view and CSV export
- 60-day credential retention with auto-expiry
- Accessibility compliance (WCAG 2.1 AA)

Technical implementation:
- Chrome Extension Manifest V3
- TypeScript with strict mode
- Webpack build system
- Jest test suite (22/22 passing)
- ESLint configured (0 errors)

Build output: 13 KB total (production minified)
Test coverage: crypto, pdf-detector, tracker, binect-api

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

.eslintrc.json

@@ -0,0 +1,18 @@
+{
+  "parser": "@typescript-eslint/parser",
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "plugins": ["@typescript-eslint"],
+  "env": {
+    "browser": true,
+    "es2020": true,
+    "webextensions": true
+  },
+  "rules": {
+    "@typescript-eslint/explicit-module-boundary-types": "off",
+    "@typescript-eslint/no-explicit-any": "warn",
+    "no-console": ["warn", { "allow": ["warn", "error"] }]
+  }
+}