feat: restore checkpoint after any AI response turn

.github/workflows/mobile-build.yml

@@ -0,0 +1,91 @@
+name: Mobile Build
+
+# Builds the Expo mobile app (apps/mobile) for iOS and Android on EAS.
+# The two platforms run as parallel matrix jobs, so both builds are queued
+# simultaneously.
+#
+# Required repository secret:
+#   EXPO_TOKEN - an Expo access token with build permissions for the
+#                "posthog" account (https://expo.dev/settings/access-tokens).
+
+on:
+  workflow_dispatch:
+    inputs:
+      profile:
+        description: "EAS build profile"
+        type: choice
+        default: production
+        options:
+          - development
+          - preview
+          - production
+      wait:
+        description: "Wait for the EAS build to finish (uncheck to just queue and exit)"
+        type: boolean
+        default: true
+
+concurrency:
+  group: mobile-build-${{ github.ref }}-${{ inputs.profile }}
+  cancel-in-progress: false
+
+jobs:
+  build:
+    name: Build (${{ matrix.platform }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        platform: [ios, android]
+    permissions:
+      contents: read
+    defaults:
+      run:
+        working-directory: apps/mobile
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        with:
+          node-version: 22
+          cache: "pnpm"
+
+      - name: Setup EAS
+        uses: expo/expo-github-action@4479f9c12e08b76bb8a6ae00a31544a13d3b3d68 # v8
+        with:
+          eas-version: latest
+          token: ${{ secrets.EXPO_TOKEN }}
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+        working-directory: .
+
+      - name: EAS build
+        env:
+          PLATFORM: ${{ matrix.platform }}
+          PROFILE: ${{ inputs.profile }}
+          WAIT_FLAG: ${{ inputs.wait && '--wait' || '--no-wait' }}
+        run: |
+          eas build \
+            --non-interactive \
+            --platform "$PLATFORM" \
+            --profile "$PROFILE" \
+            "$WAIT_FLAG"
+
+  # Auto-promote the freshly built production binaries. Only runs when the build
+  # job waited for completion (otherwise there is no finished build to submit).
+  promote:
+    permissions: {}
+    needs: build
+    if: ${{ inputs.profile == 'production' && inputs.wait }}
+    uses: ./.github/workflows/mobile-promote.yml
+    with:
+      platform: all
+      profile: production
+    secrets: inherit

.github/workflows/mobile-promote.yml

@@ -0,0 +1,98 @@
+name: Mobile Promote
+
+# Promotes the most recent finished EAS build to the stores:
+#   iOS     -> App Store Connect (build becomes available in TestFlight)
+#   Android -> Google Play "internal" testing track
+#
+# Uses `eas submit --latest`, which submits the latest successful build for the
+# selected platform/profile. Run "Mobile Build" with the matching profile first.
+#
+# Required repository secret:
+#   EXPO_TOKEN  - Expo access token (submit permissions).
+#
+# Store credentials live on EAS, not in this repo: the iOS App Store Connect API
+# key and the Android Google Play service account key are configured once via
+# `eas credentials` so that `--non-interactive` submits can authenticate.
+
+on:
+  workflow_dispatch:
+    inputs:
+      platform:
+        description: "Platform to promote"
+        type: choice
+        default: all
+        options:
+          - all
+          - ios
+          - android
+      profile:
+        description: "EAS submit profile"
+        type: choice
+        default: production
+        options:
+          - production
+  # Allows "Mobile Build" to chain into this workflow after a successful build.
+  workflow_call:
+    inputs:
+      platform:
+        type: string
+        default: all
+      profile:
+        type: string
+        default: production
+    secrets:
+      EXPO_TOKEN:
+        required: true
+
+concurrency:
+  group: mobile-promote-${{ github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  submit:
+    name: Submit (${{ matrix.platform }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        platform: ${{ inputs.platform == 'all' && fromJSON('["ios","android"]') || fromJSON(format('["{0}"]', inputs.platform)) }}
+    permissions:
+      contents: read
+    defaults:
+      run:
+        working-directory: apps/mobile
+    steps:
+      - name: Checkout
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        with:
+          node-version: 22
+          cache: "pnpm"
+
+      - name: Setup EAS
+        uses: expo/expo-github-action@4479f9c12e08b76bb8a6ae00a31544a13d3b3d68 # v8
+        with:
+          eas-version: latest
+          token: ${{ secrets.EXPO_TOKEN }}
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+        working-directory: .
+
+      - name: EAS submit
+        env:
+          PLATFORM: ${{ matrix.platform }}
+          PROFILE: ${{ inputs.profile }}
+        run: |
+          eas submit \
+            --non-interactive \
+            --platform "$PLATFORM" \
+            --profile "$PROFILE" \
+            --latest

.gitignore

@@ -36,7 +36,6 @@ Thumbs.db
 *.car
 
 # AI agents
-AGENTS.md
 MEMORY.md
 .claude-config/
 .agent-trigger
@@ -63,3 +62,8 @@ plugins/posthog/local-skills/
 
 # Symlinked copies of posthog, to make developing against those APIs easier
 posthog-sym
+
+.claude/settings.local.json
+CLAUDE.local.md
+
+apps/mobile/ROADMAP.md