Implement caching in Go CI workflow

.github/workflows/go.yml

@@ -0,0 +1,49 @@
+# This workflow will build a golang project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go
+
+name: Go
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: '1.20'
+
+    - name: Build
+      run: go build -v ./...
+
+    - name: Test
+      run: go test -v ./...
+
+  - name: Cache
+  uses: actions/cache@v4.3.0
+  with:
+    # A list of files, directories, and wildcard patterns to cache and restore
+    path: 
+    # An explicit key for restoring and saving the cache
+    key: 
+    # An ordered multiline string listing the prefix-matched keys, that are used for restoring stale cache if no cache hit occurred for key. Note `cache-hit` returns false in this case.
+    restore-keys: # optional
+    # The chunk size used to split up large files during upload, in bytes
+    upload-chunk-size: # optional
+    # An optional boolean when enabled, allows windows runners to save or restore caches that can be restored or saved respectively on other platforms
+    enableCrossOsArchive: # optional, default is false
+    # Fail the workflow if cache entry is not found
+    fail-on-cache-miss: # optional, default is false
+    # Check if a cache entry exists for the given input(s) (key, restore-keys) without downloading the cache
+    lookup-only: # optional, default is false
+    # Run the post step to save the cache even if another step before fails
+    save-always: # optional, default is false
+