feat: add CI/CD workflows and fix linting issues

.github/workflows/ci.yml

@@ -0,0 +1,42 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.21'
+
+      - name: Download dependencies
+        run: go mod download
+
+      - name: Build
+        run: go build -v ./...
+
+      - name: Test
+        run: go test -v ./...
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.21'
+
+      - name: Run golangci-lint
+        uses: golangci/golangci-lint-action@v4
+        with:
+          version: latest

.github/workflows/release.yml

@@ -0,0 +1,33 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+permissions:
+  contents: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.21'
+
+      - name: Build binaries
+        run: |
+          GOOS=linux GOARCH=amd64 go build -o flatrun-agent-linux-amd64 ./cmd/agent
+          GOOS=linux GOARCH=arm64 go build -o flatrun-agent-linux-arm64 ./cmd/agent
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: |
+            flatrun-agent-linux-amd64
+            flatrun-agent-linux-arm64
+          generate_release_notes: true

Makefile

@@ -1,4 +1,4 @@
-.PHONY: help build run test clean deps
+.PHONY: help build run test clean deps lint lint-install fmt vet
 
 BINARY_NAME=flatrun-agent
 VERSION?=dev
@@ -9,11 +9,15 @@ LDFLAGS=-ldflags "-X main.Version=$(VERSION) -X main.BuildTime=$(BUILD_TIME) -X
 help:
 	@echo "FlatRun Agent - Build commands"
 	@echo ""
-	@echo "make deps      - Install dependencies"
-	@echo "make build     - Build binary"
-	@echo "make run       - Run in development mode"
-	@echo "make test      - Run tests"
-	@echo "make clean     - Clean build artifacts"
+	@echo "make deps         - Install dependencies"
+	@echo "make build        - Build binary"
+	@echo "make run          - Run in development mode"
+	@echo "make test         - Run tests"
+	@echo "make lint         - Run golangci-lint"
+	@echo "make lint-install - Install golangci-lint"
+	@echo "make fmt          - Format code with gofmt"
+	@echo "make vet          - Run go vet"
+	@echo "make clean        - Clean build artifacts"
 
 deps:
 	go mod download
@@ -28,6 +32,21 @@ run: deps
 test:
 	go test -v ./...
 
+lint:
+	@command -v golangci-lint > /dev/null 2>&1 && golangci-lint run ./... || \
+	(test -x "$$(go env GOPATH)/bin/golangci-lint" && "$$(go env GOPATH)/bin/golangci-lint" run ./... || \
+	(echo "golangci-lint not found. Run 'make lint-install' first." && exit 1))
+
+lint-install:
+	@echo "Installing golangci-lint..."
+	go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest
+
+fmt:
+	go fmt ./...
+
+vet:
+	go vet ./...
+
 clean:
 	rm -f $(BINARY_NAME)
 	go clean

go.mod

@@ -5,6 +5,7 @@ go 1.21
 require (
 	github.com/fsnotify/fsnotify v1.7.0
 	github.com/gin-gonic/gin v1.9.1
+	github.com/golang-jwt/jwt/v5 v5.3.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
@@ -17,7 +18,6 @@ require (
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-playground/validator/v10 v10.14.0 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
-	github.com/golang-jwt/jwt/v5 v5.3.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
 	github.com/leodido/go-urn v1.2.4 // indirect