test: improve SDK test coverage from 3% to 54%

.github/workflows/test.yaml

@@ -21,17 +21,15 @@ jobs:
         with:
           go-version-file: 'go.mod'
           cache: true
-      
+
       - name: Get dependencies
         run: go mod download
-      
+
       - name: Run tests
-        run: go test -race -coverprofile=coverage.out -covermode=atomic ./...
-      
-      - name: Upload coverage results
-        uses: actions/upload-artifact@v7
+        run: go test -race -shuffle=on -coverprofile=coverage.out -covermode=atomic $(go list ./... | grep -v -E '/pkg/proto/|/cmd')
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v5
         with:
-          name: coverage-results
-          path: coverage.out
-          retention-days: 1
-          overwrite: true
+          files: coverage.out
+          fail_ci_if_error: false

Makefile

@@ -36,7 +36,7 @@ clean:
 
 # Test target for CI
 test:
-	$(env) go test -race -coverprofile=coverage.out -covermode=atomic ./...
+	$(env) go test -race -shuffle=on -coverprofile=coverage.out -covermode=atomic $$(go list ./... | grep -v -E '/pkg/proto/|/cmd')
 
 # Lint target for CI
 lint:
@@ -60,4 +60,4 @@ tidy:
 
 # Install git hooks
 hooks:
-	@bash .githooks/install.sh
+	@bash .githooks/install.sh