Add caching to workflows

.forgejo/workflows/commit.yml

@@ -12,8 +12,26 @@ jobs:
   steps:
    - name: Checkout
      uses: https://code.forgejo.org/actions/checkout@v4
+   - name: Restore Gradle cache
+     uses: actions/cache/restore@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
    - name: Compile
      run: ./gradlew --no-daemon jar javadocJar sourceJar
+   - name: Save Gradle cache
+     uses: actions/cache/save@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
    - name: Upload library JARs
      uses: https://code.forgejo.org/forgejo/upload-artifact@v4
      with:
@@ -44,8 +62,26 @@ jobs:
   steps:
    - name: Checkout
      uses: https://code.forgejo.org/actions/checkout@v4
+   - name: Restore Gradle cache
+     uses: actions/cache/restore@v4
+     with:   
+      path: |
+        ~/.gradle/caches 
+        ~/.gradle/wrapper      
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
    - name: Generate javadoc
      run: ./gradlew --no-daemon javadoc javadocAll
+   - name: Save Gradle cache
+     uses: actions/cache/save@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
    - name: Upload separate javadoc
      uses: https://code.forgejo.org/forgejo/upload-artifact@v4
      with:
@@ -67,5 +103,23 @@ jobs:
   steps:
    - name: Checkout
      uses: https://code.forgejo.org/actions/checkout@v4
+   - name: Restore Gradle cache
+     uses: actions/cache/restore@v4
+     with:   
+      path: |
+        ~/.gradle/caches 
+        ~/.gradle/wrapper      
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
    - name: Run tests
      run: ./gradlew --no-daemon test
+   - name: Save Gradle cache
+     uses: actions/cache/save@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-

.forgejo/workflows/pullrequest.yml

@@ -11,8 +11,26 @@ jobs:
   steps:
    - name: Checkout
      uses: https://code.forgejo.org/actions/checkout@v4
+   - name: Restore Gradle cache
+     uses: actions/cache/restore@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
    - name: Generate javadoc
      run: ./gradlew --no-daemon javadoc
+   - name: Save Gradle cache
+     uses: actions/cache/save@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
  test:
   runs-on: docker
   container:
@@ -20,5 +38,23 @@ jobs:
   steps:
    - name: Checkout
      uses: https://code.forgejo.org/actions/checkout@v4
+   - name: Restore Gradle cache
+     uses: actions/cache/restore@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-
    - name: Run tests
      run: ./gradlew --no-daemon test
+   - name: Save Gradle cache
+     uses: actions/cache/save@v4
+     with:
+      path: |
+        ~/.gradle/caches
+        ~/.gradle/wrapper
+      key: gradle-${{ runner.os }}-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+      restore-keys: |
+        gradle-${{ runner.os }}-