ci: setup codecov

Signed-off-by: Tyler Gillson <tyler.gillson@gmail.com>

Author: TylerGillson

.github/workflows/ci.yaml

@@ -10,12 +10,19 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v3
+
       - name: Unshallow
         run: git fetch --prune --unshallow
+
       - name: Set up Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.22
+          go-version-file: go.mod
+
       - name: Test
         run: make test
 
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v4.0.1
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}

.gitignore

@@ -2,3 +2,4 @@ bin/*
 !bin/.gitkeep
 _build
 .DS_Store
+cover.out

Makefile

@@ -11,25 +11,32 @@ GOOS ?= $(shell go env GOOS)
 GOARCH ?= $(shell go env GOARCH)
 
 ##@ Help Targets
+
 help:  ## Display this help
 	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[0m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
 
 ##@ Test Targets
+
 .PHONY: test
 test: static ## Run tests
 	@mkdir -p _build/cov
-	go test -covermode=atomic -coverpkg=./... -coverprofile _build/cov/coverage.out ./... -timeout 120m
+	go test -covermode=atomic -coverpkg=./... -coverprofile cover.out ./... -timeout 120m
 
 ##@ Static Analysis Targets
+
 static: fmt lint vet
+
 fmt: ## Run go fmt against code
 	go fmt ./...
+
 lint: golangci-lint ## Run golangci-lint
 	$(GOLANGCI_LINT) run
+
 vet: ## Run go vet against code
 	go vet ./...
 
-## Tools & binaries
+##@ Tool & Binary Targets
+
 golangci-lint:
 	if ! test -f $(BIN_DIR)/golangci-lint-linux-amd64; then \
 		curl -LOs https://github.com/golangci/golangci-lint/releases/download/v$(GOLANGCI_VERSION)/golangci-lint-$(GOLANGCI_VERSION)-linux-amd64.tar.gz; \