feat: add companion API and Android APK shell

package.json

@@ -1 +1,35 @@
-{"name":"hermes-mobile","version":"0.1.0","private":true,"description":"Android-first mobile control surface and companion server for Hermes Agent.","license":"MIT","type":"module","packageManager":"pnpm@9.15.0","scripts":{"dev":"pnpm --parallel --filter @hermes-mobile/shared --filter @hermes-mobile/companion --filter @hermes-mobile/mobile dev","build":"pnpm -r build","typecheck":"pnpm -r typecheck","lint":"pnpm -r lint"},"engines":{"node":">=20.11"},"devDependencies":{"@typescript-eslint/eslint-plugin":"^8.19.1","@typescript-eslint/parser":"^8.19.1","eslint":"^9.17.0","typescript":"^5.7.2"}}
+{
+  "name": "hermes-mobile",
+  "version": "0.1.0",
+  "private": true,
+  "description": "Android-first mobile control surface and companion server for Hermes Agent.",
+  "license": "MIT",
+  "type": "module",
+  "packageManager": "pnpm@9.15.0",
+  "workspaces": [
+    "apps/*",
+    "packages/*"
+  ],
+  "scripts": {
+    "dev": "npm run dev --workspace @hermes-mobile/mobile",
+    "build": "npm run build --workspaces --if-present",
+    "typecheck": "npm run typecheck --workspaces --if-present",
+    "lint": "npm run lint --workspaces --if-present",
+    "companion": "npm --workspace @hermes-mobile/companion run",
+    "companion:setup": "npm run setup --workspace @hermes-mobile/companion",
+    "companion:dev": "npm run dev --workspace @hermes-mobile/companion",
+    "mobile:dev": "npm run dev --workspace @hermes-mobile/mobile",
+    "mobile:build": "npm run build --workspace @hermes-mobile/mobile",
+    "android:build:debug": "npm run android:build:debug --workspace @hermes-mobile/mobile"
+  },
+  "engines": {
+    "node": ">=20.11"
+  },
+  "devDependencies": {
+    "@typescript-eslint/eslint-plugin": "^8.19.1",
+    "@typescript-eslint/parser": "^8.19.1",
+    "@types/node": "^22.10.5",
+    "eslint": "^9.17.0",
+    "typescript": "^5.7.2"
+  }
+}