Add test cache

.github/workflows/test.yml

@@ -16,6 +16,14 @@ jobs:
       with:
         go-version: ${{ matrix.go-version }}
     - uses: actions/checkout@v3
+    - uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
     - run: go test ./storage -v
     - run: go test ./storage -bench=.