Add endpoint for deleting link

link/handlers.go

@@ -53,11 +53,28 @@ func redirectHandler(c echo.Context, pool *pgxpool.Pool) error {
 	return c.Redirect(http.StatusSeeOther, link.RedirectURL.String())
 }
 
+func removalHandler(c echo.Context, pool *pgxpool.Pool) error {
+	linkId := c.Param("id")
+
+	rep := PgRepository{pool: pool}
+
+	if err := rep.DeleteById(linkId); err != nil {
+		return echo.NewHTTPError(http.StatusInternalServerError)
+	}
+
+	return c.NoContent(http.StatusNoContent)
+}
+
 func AddHandlers(s *echo.Echo, pool *pgxpool.Pool) {
 	s.POST("", func(ctx echo.Context) error {
 		return creationHandler(ctx, pool)
 	})
+
 	s.GET("/:id", func(ctx echo.Context) error {
 		return redirectHandler(ctx, pool)
 	})
+
+	s.DELETE("/:id", func(ctx echo.Context) error {
+		return removalHandler(ctx, pool)
+	})
 }