GH-1043 Enhance Java CI to comment PR with test build (#1043)

* Enhance Java CI to comment PR with test build

* Fix github flavored info alert.

* Fix.

* Update gradle.yml

* Update gradle.yml

Author: vLuckyyy

.github/workflows/gradle.yml

@@ -5,37 +5,83 @@ on:
     branches:
       - master
   pull_request:
+    types: [opened, synchronize, reopened]
 
 jobs:
   build:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        java:
-          - 17
+        java: [17]
       fail-fast: false
+
     steps:
+      - name: Find existing comment
+        uses: peter-evans/find-comment@v3
+        if: github.event_name == 'pull_request'
+        id: find-comment
+        with:
+          issue-number: ${{ github.event.pull_request.number }}
+          comment-author: 'github-actions[bot]'
+
+      - name: Set progress comment
+        uses: peter-evans/create-or-update-comment@v4
+        if: github.event_name == 'pull_request'
+        id: update-progress
+        with:
+          comment-id: ${{ steps.find-comment.outputs.comment-id }}
+          issue-number: ${{ github.event.pull_request.number }}
+          body: |
+            ### 🚧 Build in progress...
+
+            > [!NOTE]
+            > A new commit has been pushed. A development build of **EternalCore** will be available here once the workflow completes.
+          edit-mode: replace
+
       - name: Checkout
         uses: actions/[email protected]
-      - name: 'Set up JDK ${{ matrix.java }}'
+
+      - name: Set up JDK ${{ matrix.java }}
         uses: actions/[email protected]
         with:
           distribution: adopt
-          java-version: '${{ matrix.java }}'
+          java-version: ${{ matrix.java }}
+
       - name: Cache Gradle
         uses: actions/[email protected]
         with:
           path: ~/.gradle/caches
           key: >-
-            ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*',
-            '**/gradle-wrapper.properties') }}
+            ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
           restore-keys: '${{ runner.os }}-gradle-'
-      - name: Grant execute permission for gradlew
+
+      - name: Make gradlew executable
         run: chmod +x gradlew
-      - name: Build the Jar
-        run: './gradlew clean eternalcore-plugin:shadowJar'
-      - name: Upload a Build Artifact
+
+      - name: Build the plugin
+        run: ./gradlew clean eternalcore-plugin:shadowJar
+
+      - name: Upload built JAR
         uses: actions/[email protected]
+        id: upload-artifact
         with:
-          name: 'EternalCore'
-          path: eternalcore-plugin/build/libs/EternalCore*.jar
+          name: EternalCore Dev Build
+          path: eternalcore-plugin/build/libs/EternalCore*.jar
+          retention-days: 14
+          overwrite: true
+
+      - name: Update comment with download link
+        uses: peter-evans/create-or-update-comment@v4
+        if: github.event_name == 'pull_request'
+        with:
+          comment-id: ${{ steps.find-comment.outputs.comment-id }}
+          body: |
+            ### 📦 Development Build Ready
+
+            > [!WARNING]
+            > **Do not use this build in production.** It is for testing purposes only and may be unstable.
+
+            👉 [**Click here to download the JAR**](${{ steps.upload-artifact.outputs.artifact-url }})
+            
+          edit-mode: replace
+          reactions: rocket