chore: update Go module cache paths in CI workflow

Replaces dynamic cache path detection with static paths for Go build and module cache. Also updates cache key to include Go version and improves restore-keys for better cache hits.

Author: jferrl

.github/workflows/test.yml

@@ -42,19 +42,16 @@ jobs:
         with:
           go-version: ${{ matrix.go-version }}
 
-      # Get values for cache paths to be used in later steps
-      - id: cache-paths
-        run: |
-          echo "go-cache=$(go env GOCACHE)" >> $GITHUB_OUTPUT
-          echo "go-mod-cache=$(go env GOMODCACHE)" >> $GITHUB_OUTPUT
       - name: Cache go modules
         uses: actions/cache@v4
         with:
           path: |
-            ${{ steps.cache-paths.outputs.go-cache }}
-            ${{ steps.cache-paths.outputs.go-mod-cache }}
-          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
-          restore-keys: ${{ runner.os }}-go-
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ matrix.go-version }}-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-${{ matrix.go-version }}-
+            ${{ runner.os }}-go-
 
       - name: Run go test
         run: go test ./... -coverprofile=coverage.out -covermode=atomic