feat: Add authentication DTOs and setup API routes for user and activity management

backend/internal/api/routes/router.go

@@ -0,0 +1,50 @@
+package routes
+
+import (
+	"github.com/gin-gonic/gin"
+	"github.com/timetracker/backend/internal/api/handlers"
+	"github.com/timetracker/backend/internal/api/middleware"
+)
+
+// SetupRouter configures all the routes for the API
+func SetupRouter(r *gin.Engine) {
+	// Create handlers
+	userHandler := handlers.NewUserHandler()
+	activityHandler := handlers.NewActivityHandler()
+
+	// Public routes
+	r.POST("/auth/login", userHandler.Login)
+
+	// API routes (protected)
+	api := r.Group("/api")
+	api.Use(middleware.AuthMiddleware())
+	{
+		// Auth routes
+		auth := api.Group("/auth")
+		{
+			auth.GET("/me", userHandler.GetCurrentUser)
+		}
+
+		// User routes
+		users := api.Group("/users")
+		{
+			users.GET("", userHandler.GetUsers)
+			users.GET("/:id", userHandler.GetUserByID)
+			users.POST("", middleware.RoleMiddleware("admin"), userHandler.CreateUser)
+			users.PUT("/:id", middleware.RoleMiddleware("admin"), userHandler.UpdateUser)
+			users.DELETE("/:id", middleware.RoleMiddleware("admin"), userHandler.DeleteUser)
+		}
+
+		// Activity routes
+		activities := api.Group("/activities")
+		{
+			activities.GET("", activityHandler.GetActivities)
+			activities.GET("/:id", activityHandler.GetActivityByID)
+			activities.POST("", middleware.RoleMiddleware("admin"), activityHandler.CreateActivity)
+			activities.PUT("/:id", middleware.RoleMiddleware("admin"), activityHandler.UpdateActivity)
+			activities.DELETE("/:id", middleware.RoleMiddleware("admin"), activityHandler.DeleteActivity)
+		}
+
+		// TODO: Add routes for other entities (Company, Project, TimeEntry, etc.)
+	}
+}