diff --git a/.github/workflows/eas-build.yml b/.github/workflows/eas-build.yml
new file mode 100644
index 0000000..dee881e
--- /dev/null
+++ b/.github/workflows/eas-build.yml
@@ -0,0 +1,62 @@
+name: EAS Build
+
+on:
+  push:
+    branches: [main]
+  workflow_dispatch:
+    inputs:
+      profile:
+        description: Build profile
+        required: true
+        default: preview
+        type: choice
+        options:
+          - development
+          - preview
+          - production
+      platform:
+        description: Platform
+        required: true
+        default: all
+        type: choice
+        options:
+          - all
+          - ios
+          - android
+
+concurrency:
+  group: eas-${{ github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  build:
+    name: EAS Build
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 18
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Setup Expo
+        uses: expo/expo-github-action@v8
+        with:
+          eas-version: latest
+          token: ${{ secrets.EXPO_TOKEN }}
+
+      - name: Build (preview on push to main)
+        if: github.event_name == 'push'
+        run: eas build --profile preview --platform all --non-interactive
+
+      - name: Build (manual)
+        if: github.event_name == 'workflow_dispatch'
+        run: eas build --profile ${{ inputs.profile }} --platform ${{ inputs.platform }} --non-interactive
diff --git a/app.config.js b/app.config.js
new file mode 100644
index 0000000..38f445b
--- /dev/null
+++ b/app.config.js
@@ -0,0 +1,41 @@
+module.exports = {
+  expo: {
+    name: 'Run Down',
+    slug: 'run-down',
+    version: '0.1.0',
+    orientation: 'landscape',
+    icon: './assets/icon.png',
+    userInterfaceStyle: 'dark',
+    splash: {
+      image: './assets/splash.png',
+      resizeMode: 'contain',
+      backgroundColor: '#0a0a0f',
+    },
+    ios: {
+      bundleIdentifier: 'com.claude.rundown',
+      buildNumber: '1',
+      supportsTablet: true,
+      infoPlist: {
+        UIBackgroundModes: ['fetch', 'processing'],
+        BGTaskSchedulerPermittedIdentifiers: ['com.claude.rundown.refresh'],
+      },
+    },
+    android: {
+      package: 'com.claude.rundown',
+      versionCode: 1,
+      adaptiveIcon: {
+        foregroundImage: './assets/adaptive-icon.png',
+        backgroundColor: '#0a0a0f',
+      },
+    },
+    extra: {
+      eas: {
+        projectId: 'YOUR_EAS_PROJECT_ID',
+      },
+    },
+    updates: {
+      fallbackToCacheTimeout: 0,
+    },
+    assetBundlePatterns: ['**/*'],
+  },
+};
diff --git a/eas.json b/eas.json
new file mode 100644
index 0000000..246ba3a
--- /dev/null
+++ b/eas.json
@@ -0,0 +1,48 @@
+{
+  "cli": {
+    "version": ">= 10.0.0",
+    "appVersionSource": "remote"
+  },
+  "build": {
+    "development": {
+      "developmentClient": true,
+      "distribution": "internal",
+      "ios": {
+        "simulator": true
+      }
+    },
+    "preview": {
+      "distribution": "internal",
+      "ios": {
+        "resourceClass": "m-medium"
+      },
+      "android": {
+        "buildType": "apk"
+      }
+    },
+    "production": {
+      "autoIncrement": true,
+      "ios": {
+        "resourceClass": "m-medium",
+        "image": "latest"
+      },
+      "android": {
+        "buildType": "app-bundle",
+        "image": "latest"
+      }
+    }
+  },
+  "submit": {
+    "production": {
+      "ios": {
+        "appleId": "YOUR_APPLE_ID",
+        "ascAppId": "YOUR_APP_STORE_CONNECT_APP_ID",
+        "appleTeamId": "YOUR_TEAM_ID"
+      },
+      "android": {
+        "serviceAccountKeyPath": "./google-service-account.json",
+        "track": "internal"
+      }
+    }
+  }
+}
diff --git a/vercel.json b/vercel.json
new file mode 100644
index 0000000..768c407
--- /dev/null
+++ b/vercel.json
@@ -0,0 +1,6 @@
+{
+  "installCommand": "mkdir -p public",
+  "buildCommand": "cp demo.html public/index.html",
+  "outputDirectory": "public",
+  "regions": ["iad1"]
+}