Integrate users and books

- new table userbook linking users and book
- moved rating to users book
- updated demo data and tests
- updated front to hide routes from non connected users

main.go

@@ -26,8 +26,8 @@ func setup(config *config.Config) *gin.Engine {
 	r := gin.Default()
 	r.Use(cors.New(configureCors())) // All origins allowed by default
 	r.Use(middleware.Auth())
-	r.GET("/books", func(c *gin.Context) {
-		api.GetBooksHanderl(c, db)
+	r.GET("/mybooks", func(c *gin.Context) {
+		api.GetMyBooksHanderl(c, db)
 	})
 	r.POST("/book", func(c *gin.Context) {
 		api.PostBookHandler(c, db)