Add nightly iOS/Android build workflow (#10940)

Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>

.github/workflows/build-submit-android.yml

@@ -10,6 +10,19 @@ on:
         options:
           - testflight-android
           - production
+  workflow_call:
+    inputs:
+      profile:
+        type: string
+        description: Build profile to use
+        required: true
+    outputs:
+      package-version:
+        description: Version from package.json
+        value: ${{ jobs.build.outputs.package-version }}
+      version-code:
+        description: Android version code
+        value: ${{ jobs.build.outputs.version-code }}
 
 # Deploys happen via EAS using EXPO_TOKEN; the GITHUB_TOKEN only checks out code
 permissions:
@@ -25,6 +38,7 @@ jobs:
       cancel-in-progress: false
     outputs:
       package-version: ${{ steps.get-build-info.outputs.PACKAGE_VERSION }}
+      version-code: ${{ steps.get-build-info.outputs.BSKY_ANDROID_VERSION_CODE }}
       apk-artifact-name: build-${{ steps.timestamp.outputs.time }}.apk
     steps:
       - name: Check for EXPO_TOKEN