Fix release workflow to update sequence for thin release (databricks#1096)

## Description
<!-- Provide a brief summary of the changes made and the issue they aim
to address.-->
Thin will be released after main, so that it gets benefit of all tests
and validations and same will not be run for thin again.

## Testing
<!-- Describe how the changes have been tested-->


## Additional Notes to the Reviewer
<!-- Share any additional context or insights that may help the reviewer
understand the changes better. This could include challenges faced,
limitations, or compromises made during the development process.
Also, mention any areas of the code that you would like the reviewer to
focus on specifically. -->

NO_CHANGELOG=true

---------

Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Vikrant Puppala <vikrantpuppala@gmail.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: 4 people

.github/workflows/release-thin.yml

@@ -1,18 +1,33 @@
 name: Release Thin JAR
 on:
-  push:
-    tags:
-      - 'v*'
+  workflow_run:
+    workflows: ["Release"]
+    types:
+      - completed
   workflow_dispatch:
+    inputs:
+      tag:
+        description: 'Tag to release (e.g., v3.0.5)'
+        required: true
+        type: string
 
 jobs:
   publish-thin:
+    # Only run if main JAR workflow succeeded or manual trigger
+    if: |
+      github.event_name == 'workflow_dispatch' ||
+      (github.event_name == 'workflow_run' && github.event.workflow_run.conclusion == 'success')
     runs-on:
       group: databricks-protected-runner-group
       labels: linux-ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+        with:
+          # If manual trigger: use input tag, else use the SHA from the completed workflow run
+          ref: ${{ github.event_name == 'workflow_dispatch' && format('refs/tags/{0}', inputs.tag) || github.event.workflow_run.head_sha }}
+          fetch-tags: true
+          fetch-depth: 0
 
       - name: Set up Java for publishing to Maven Central Repository
         uses: actions/setup-java@v4
@@ -126,9 +141,38 @@ jobs:
           MAVEN_CENTRAL_USERNAME: ${{ secrets.MAVEN_CENTRAL_USERNAME }}
           MAVEN_CENTRAL_PASSWORD: ${{ secrets.MAVEN_CENTRAL_PASSWORD }}
 
+      - name: Get tag name from commit
+        id: get_tag
+        run: |
+          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
+            # For manual trigger, use the input tag directly
+            TAG="${{ inputs.tag }}"
+          else
+            # For workflow_run, find the tag pointing to the current commit
+            TAG=$(git tag --points-at HEAD | grep "^v" | head -1)
+            if [ -z "$TAG" ]; then
+              echo "Error: No tag found for current commit"
+              exit 1
+            fi
+          fi
+          echo "tag=$TAG" >> $GITHUB_OUTPUT
+          echo "Found tag: $TAG"
+
+      - name: Verify main release exists
+        if: github.event_name == 'workflow_run'
+        run: |
+          echo "Verifying main release exists for ${{ steps.get_tag.outputs.tag }}"
+          gh release view "${{ steps.get_tag.outputs.tag }}" || {
+            echo "Error: Main release not found for tag ${{ steps.get_tag.outputs.tag }}"
+            exit 1
+          }
+        env:
+          GH_TOKEN: ${{ github.token }}
+
       - name: Upload Thin JAR to GitHub Release
         uses: softprops/action-gh-release@v1
         with:
+          tag_name: ${{ steps.get_tag.outputs.tag }}
           files: |
             target/*-thin.jar
 

.github/workflows/release.yml

@@ -1,17 +1,12 @@
 name: Release
 on:
+  push:
+    tags:
+      - 'v*'
   workflow_dispatch:
-  workflow_run:
-    workflows: ["Release Thin JAR"]
-    types:
-      - completed
 
 jobs:
   publish:
-    # Only run if thin JAR workflow succeeded or manual trigger
-    if: |
-      github.event_name == 'workflow_dispatch' ||
-      (github.event_name == 'workflow_run' && github.event.workflow_run.conclusion == 'success')
     runs-on:
       group: databricks-protected-runner-group
       labels: linux-ubuntu-latest