[CI] Enhance Maven Central deployment workflow with tag input and summary reporting

Author: mikepapadim

.github/workflows/deploy-maven-central.yml

@@ -5,14 +5,22 @@ on:
     tags:
       - 'v*'
       - '[0-9]+.[0-9]+.[0-9]+*'
+  workflow_run:
+    workflows: ["Finalize GPULlama3 Release"]
+    types: [completed]
   workflow_dispatch:
     inputs:
+      tag:
+        description: 'Tag to deploy (e.g., v0.2.3) - leave empty to deploy latest tag'
+        required: false
+        type: string
       dry_run:
         description: 'Dry run (skip actual deploy)'
         required: false
         default: false
         type: boolean
 
+
 jobs:
   deploy:
     name: Deploy to Maven Central
@@ -85,4 +93,18 @@ jobs:
             --batch-mode
         env:
           GPG_KEYNAME: ${{ secrets.GPG_KEYNAME }}
-          GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
+          GPG_PASSPHRASE: ${{ secrets.GPG_PASSPHRASE }}
+
+      - name: Deployment Summary
+        if: ${{ !inputs.dry_run }}
+        run: |
+          echo "## 🚀 Maven Central Deployment" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "| Detail | Value |" >> $GITHUB_STEP_SUMMARY
+          echo "|--------|-------|" >> $GITHUB_STEP_SUMMARY
+          echo "| Version | ${{ steps.version.outputs.version }} |" >> $GITHUB_STEP_SUMMARY
+          echo "| GroupId | io.github.beehive-lab |" >> $GITHUB_STEP_SUMMARY
+          echo "| ArtifactId | gpu-llama3 |" >> $GITHUB_STEP_SUMMARY
+          echo "| Status | ✅ Deployed |" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "📍 [View on Maven Central](https://central.sonatype.com/artifact/io.github.beehive-lab/gpu-llama3/${{ steps.version.outputs.version }})" >> $GITHUB_STEP_SUMMARY