fix: Build permission denied

Author: TonimatasDEV

.github/workflows/build.yml

@@ -1,6 +1,6 @@
 name: Build
 
-on: [push, pull_request]
+on: [push]
 
 jobs:
   build:
@@ -18,8 +18,14 @@ jobs:
           java-version: '21'
           distribution: 'temurin'
 
-      - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v4
+      - name: Give permissions to Gradle
+        run: chmod +x ./gradlew
 
       - name: Build with Gradle
-        run: ./gradlew build
+        run: ./gradlew jar
+
+      - name: Upload Artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: MekanismCurios
+          path: build/libs/**.jar