Update build action

.github/workflows/build-v2.yml

@@ -0,0 +1,48 @@
+# Automatically build the project and run any configured tests for every push and submitted pull request.
+# Provides a first line of defence against bad commits!
+
+# Removed if statement inside capture build artifacts because matrix.java will always be 21.
+# Cleaned up the yml file with better formatting and clear separation for better understanding.
+name: build
+on: [pull_request, push]
+
+jobs:
+    build:
+        strategy:
+            matrix:
+                java: [21]
+
+        runs-on: ubuntu-22.04
+
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v4
+
+            - name: Validate gradle wrapper
+              uses: gradle/wrapper-validation-action@v2
+
+            - name: Setup JDK ${{ matrix.java }}
+              uses: actions/setup-java@v4
+              with:
+                java-version: ${{ matrix.java }}
+                distribution: "temurin"
+
+            - name: Make gradle wrapper executable
+              run: chmod +x ./gradlew
+
+            - name: Build ThreatenGL
+              run: ./gradlew build
+
+            - name: Bundle mod loader jars for upload
+              run: |
+                mkdir gh-artifacts-upload
+                mv fabric/build/libs/*.jar gh-artifacts-upload/
+                mv forge/build/libs/*.jar gh-artifacts-upload/
+                mv neoforge/build/libs/*.jar gh-artifacts-upload/
+                mv quilt/build/libs/*.jar gh-artifacts-upload/
+            
+            - name: Upload artifacts
+              uses: actions/upload-artifact@v4
+              with:
+                name: Built Artifacts
+                path: gh-artifacts-upload/