(CI) fix Go version

Author: kevin-valerio

.github/workflows/go.yml

@@ -22,10 +22,16 @@ jobs:
         go-version: '1.21'
 
     - name: Build
-      run: go build -v ./...
+      run: |
+        # Build main binary
+        go build -v -o gogotrace .
+        # Verify it was built
+        ./gogotrace -help
 
     - name: Test
-      run: go test -v ./...
+      run: |
+        # Run tests excluding test fixtures
+        go test -v ./analyzer ./tree ./output
 
     - name: Run E2E Integration Tests
       run: |
@@ -34,7 +40,7 @@ jobs:
         go test -v -run TestSpecificFunctions
 
     - name: Test with Coverage
-      run: go test -v -coverprofile=coverage.out ./...
+      run: go test -v -coverprofile=coverage.out ./analyzer ./tree ./output
 
     - name: Upload Coverage Report
       uses: actions/upload-artifact@v4

tests/fixtures/testproject/service/handler.go

@@ -1,7 +1,5 @@
 package service
 
-import "main"
-
 type Handler struct {
 	name string
 }