chore: Enable caching for Bazel and Go dependencies in GitHub Actions workflow

Author: Mearman

.github/workflows/build-tf.yml

@@ -27,11 +27,29 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Cache Bazel
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cache/bazel
+            ~/.cache/bazelisk
+          key: ${{ runner.os }}-bazel-${{ hashFiles('**/BUILD.bazel', '**/*.bzl', 'WORKSPACE') }}
+          restore-keys: |
+            ${{ runner.os }}-bazel-
+
       - name: Setup bazel
         uses: ./.github/actions/setup_bazel_nix
         with:
           useCache: "false"
 
+      - name: Cache Go dependencies
+        uses: actions/cache@v4
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
       - name: Build Terraform Provider Binary
         uses: ./.github/actions/build_tf_provider
         with: