github: create new action to hold common setup

.github/actions/setup-go/action.yml

@@ -0,0 +1,28 @@
+# A resuable workflow that's used to setup the go enviroment and cache.
+name: Setup go enviroment
+
+runs:
+  using: "composite"
+
+  steps:
+    - name: setup go ${{ env.GO_VERSION }}
+      uses: actions/setup-go@v3
+      with:
+        go-version: '${{ env.GO_VERSION }}'
+
+    - name: go cache
+      uses: actions/cache@v3
+      with:
+        # In order:
+        # * Module download cache
+        # * Build cache (Linux)
+        # * Build cache (Mac)
+        # * Build cache (Windows)
+        path: |
+          ~/go/pkg/mod
+          ~/.cache/go-build
+          ~/Library/Caches/go-build
+          ~\AppData\Local\go-build
+        key: ${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-${{ env.GO_VERSION }}-