qa: Use gin

qa/api/router.go

@@ -1,11 +1,16 @@
 package api
 
 import (
-	"github.com/julienschmidt/httprouter"
+	"github.com/gin-gonic/gin"
 )
 
-var router = httprouter.New()
+func DeclareRoutes(router *gin.RouterGroup) {
+	apiRoutes := router.Group("/api")
+	apiRoutes.Use(authMiddleware())
 
-func Router() *httprouter.Router {
-	return router
+	declareExercicesRoutes(apiRoutes)
+	declareQARoutes(apiRoutes)
+	declareThemesRoutes(apiRoutes)
+	declareTodoRoutes(apiRoutes)
+	declareVersionRoutes(apiRoutes)
 }