feat: added /version endpoint

cmd/api/main.go

@@ -138,6 +138,9 @@ func makeServer(db *sql.DB, cfg *config.Config) *http.Server {
 	routerConfig := router.Config{
 		Database:         db,
 		JWTSecret:        cfg.JWTSecret,
+		ServiceVersion:   Version,
+		ServiceCommit:    Commit,
+		ServiceBuildTime: BuildTime,
 	}
 	mux := router.NewMux(routerConfig)
 

internal/api/handler/version.go

@@ -0,0 +1,23 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/robindittmar/dttmr-api/internal/api/response"
+)
+
+type Version struct {
+	Version   string `json:"version"`
+	Commit    string `json:"commit"`
+	BuildTime string `json:"buildTime"`
+}
+
+func VersionHandler(version string, commit string, buildTime string) func(http.ResponseWriter, *http.Request) {
+	return func(w http.ResponseWriter, r *http.Request) {
+		response.JSON(r.Context(), w, http.StatusOK, Version{
+			Version:   version,
+			Commit:    commit,
+			BuildTime: buildTime,
+		})
+	}
+}

internal/api/router/router.go

@@ -13,6 +13,9 @@ import (
 type Config struct {
 	Database         *sql.DB
 	JWTSecret        string
+	ServiceVersion   string
+	ServiceCommit    string
+	ServiceBuildTime string
 }
 
 func NewMux(cfg Config) http.Handler {
@@ -32,6 +35,8 @@ func NewMux(cfg Config) http.Handler {
 	protected := middleware.WithJWT(authService)
 
 	apiMux := http.NewServeMux()
+	apiMux.HandleFunc("GET /version", handler.VersionHandler(
+		cfg.ServiceVersion, cfg.ServiceCommit, cfg.ServiceBuildTime))
 	apiMux.HandleFunc("GET /health", handler.HealthHandler)
 
 	// Auth