chore: add mage build automation

go.mod

@@ -5,6 +5,7 @@ go 1.25.0
 require (
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/websocket v1.5.3
+	github.com/magefile/mage v1.17.1
 	github.com/pion/webrtc/v4 v4.2.11
 	golang.org/x/crypto v0.49.0
 )

go.sum

@@ -4,6 +4,8 @@ github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
 github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/magefile/mage v1.17.1 h1:F1d2lnLSlbQDM0Plq6Ac4NtaHxkxTK8t5nrMY9SkoNA=
+github.com/magefile/mage v1.17.1/go.mod h1:Yj51kqllmsgFpvvSzgrZPK9WtluG3kUhFaBUVLo4feA=
 github.com/pion/datachannel v1.6.0 h1:XecBlj+cvsxhAMZWFfFcPyUaDZtd7IJvrXqlXD/53i0=
 github.com/pion/datachannel v1.6.0/go.mod h1:ur+wzYF8mWdC+Mkis5Thosk+u/VOL287apDNEbFpsIk=
 github.com/pion/dtls/v3 v3.1.2 h1:gqEdOUXLtCGW+afsBLO0LtDD8GnuBBjEy6HRtyofZTc=

magefile.go

@@ -0,0 +1,190 @@
+//go:build mage
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"runtime"
+	"strings"
+
+	"github.com/magefile/mage/mg"
+	"github.com/magefile/mage/sh"
+)
+
+const (
+	module    = "github.com/openlibrecommunity/olcrtc"
+	buildDir  = "build"
+	ldflags   = "-s -w"
+	goVersion = "1.25"
+)
+
+var (
+	goexe  = mg.GoCmd()
+	goos   = envOr("GOOS", runtime.GOOS)
+	goarch = envOr("GOARCH", runtime.GOARCH)
+)
+
+// Build builds both olcrtc CLI and UI binaries.
+func Build() error {
+	mg.Deps(BuildCLI, BuildUI)
+	return nil
+}
+
+// BuildCLI builds the olcrtc server/client binary.
+func BuildCLI() error {
+	mg.Deps(Deps)
+	return buildBinary("olcrtc", "./cmd/olcrtc", goos, goarch)
+}
+
+// BuildUI builds the Fyne desktop UI binary.
+func BuildUI() error {
+	return buildUIBinary(goos, goarch)
+}
+
+// Cross builds olcrtc for all supported platforms.
+func Cross() error {
+	mg.Deps(Deps)
+
+	targets := []struct{ os, arch string }{
+		{"linux", "amd64"},
+		{"linux", "arm64"},
+		{"windows", "amd64"},
+		{"darwin", "amd64"},
+		{"darwin", "arm64"},
+	}
+
+	for _, t := range targets {
+		if err := buildBinary("olcrtc", "./cmd/olcrtc", t.os, t.arch); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// Podman builds the image using podman.
+func Podman() error {
+	tag := envOr("DOCKER_TAG", "olcrtc:latest")
+	return sh.RunV("podman", "build", "-t", tag, ".")
+}
+
+// Docker builds the image using docker.
+func Docker() error {
+	tag := envOr("DOCKER_TAG", "olcrtc:latest")
+	return sh.RunV("docker", "build", "-t", tag, ".")
+}
+
+// Lint runs golangci-lint.
+func Lint() error {
+	if err := ensureTool("golangci-lint"); err != nil {
+		return fmt.Errorf("golangci-lint not found, install it:\n  go install github.com/golangci/golangci-lint/v2/cmd/golangci-lint@latest")
+	}
+	return sh.RunV("golangci-lint", "run", "./...")
+}
+
+// Test runs all tests.
+func Test() error {
+	return sh.RunV(goexe, "test", "-race", "-count=1", "./...")
+}
+
+// Deps downloads and tidies Go module dependencies.
+func Deps() error {
+	if err := sh.RunV(goexe, "mod", "download"); err != nil {
+		return err
+	}
+	return sh.RunV(goexe, "mod", "tidy")
+}
+
+// Clean removes build artifacts.
+func Clean() error {
+	return os.RemoveAll(buildDir)
+}
+
+// Mobile builds the Android AAR via gomobile.
+func Mobile() error {
+	if err := ensureTool("gomobile"); err != nil {
+		return fmt.Errorf("gomobile not found: run 'go install golang.org/x/mobile/cmd/gomobile@latest && gomobile init'")
+	}
+	return sh.RunV("gomobile", "bind",
+		"-target=android",
+		"-o", filepath.Join(buildDir, "olcrtc.aar"),
+		"./mobile",
+	)
+}
+
+func buildBinary(name, pkg, os_, arch string) error {
+	if err := ensureBuildDir(); err != nil {
+		return err
+	}
+
+	out := filepath.Join(buildDir, binaryName(name, os_))
+	fmt.Printf("building %s (%s/%s) -> %s\n", name, os_, arch, out)
+
+	env := map[string]string{
+		"GOOS":        os_,
+		"GOARCH":      arch,
+		"CGO_ENABLED": "0",
+	}
+
+	return sh.RunWithV(env, goexe, "build",
+		"-trimpath",
+		"-ldflags", ldflags,
+		"-o", out,
+		pkg,
+	)
+}
+
+func buildUIBinary(os_, arch string) error {
+	if err := ensureBuildDir(); err != nil {
+		return err
+	}
+
+	absOut, err := filepath.Abs(filepath.Join(buildDir, binaryName("olcrtc-ui", os_)))
+	if err != nil {
+		return err
+	}
+
+	fmt.Printf("building olcrtc-ui (%s/%s)\n", os_, arch)
+
+	cmd := exec.Command(goexe, "build",
+		"-trimpath",
+		"-ldflags", ldflags,
+		"-o", absOut,
+		".",
+	)
+	cmd.Dir = "ui"
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	cmd.Env = append(os.Environ(),
+		"GOOS="+os_,
+		"GOARCH="+arch,
+	)
+
+	return cmd.Run()
+}
+
+func binaryName(name, os_ string) string {
+	if os_ == "windows" {
+		return name + ".exe"
+	}
+	return name
+}
+
+func ensureBuildDir() error {
+	return os.MkdirAll(buildDir, 0o755)
+}
+
+func ensureTool(name string) error {
+	_, err := exec.LookPath(name)
+	return err
+}
+
+func envOr(key, fallback string) string {
+	if v := strings.TrimSpace(os.Getenv(key)); v != "" {
+		return v
+	}
+	return fallback
+}