streamline rollout percentage options

.github/workflows/publish.yml

@@ -15,9 +15,14 @@ on:
         required: true
         type: number
       rollout-percentage:
-        description: "Starting percentage of users who will receive this version update."
+        description: "Percentage of users who will receive this version update."
         required: true
-        type: number
+        type: choice
+        options:
+          - 10%
+          - 30%
+          - 50%
+          - 100%
       release-notes:
         description: "Change notes to be included with this release."
         type: string
@@ -50,16 +55,6 @@ jobs:
             bundle config path vendor/bundle
             bundle install --jobs 4 --retry 3
 
-        # - name: Check
-        #   run: bundle exec fastlane check
-
-        # - name: Upload test reports on failure
-        #   uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
-        #   if: failure()
-        #   with:
-        #     name: test-reports
-        #     path: app/build/reports/tests/
-
         - name: Log in to Azure
           uses: Azure/login@e15b166166a8746d1a47596803bd8c1b595455cf # v1.6.0
           with:
@@ -93,6 +88,12 @@ jobs:
             echo "$FORMATTED_MESSAGE" >> $GITHUB_ENV
             echo "EOF" >> $GITHUB_ENV
 
+        - name: Convert input percentage
+          run: |
+            PERCENTAGE=${{ inputs.rollout-percentage }}
+            DECIMAL=$(awk "BEGIN {print $PERCENTAGE/100}")
+            echo "ROLL_OUT=$DECIMAL" >> $GITHUB_ENV
+
         - name: Promote Play Store version to production
           env:
             PLAY_KEYSTORE_PASSWORD: ${{ secrets.PLAY_BETA_KEYSTORE_PASSWORD }}
@@ -116,6 +117,6 @@ jobs:
 
             bundle exec fastlane promoteToProduction \
               versionCode:"$VERSION_CODE" \
-              rolloutPercentage:"$ROLLOUT_PERCENTAGE" \
+              rolloutPercentage:"$ROLL_OUT" \
               packageName:"$PACKAGE_NAME"\
               releaseNotes:"$RELEASE_NOTES"