fix: change avatar upload response to JSON object with URL;

feat: add UrlDto for standardized URL responses;
refactor: update avatar upload endpoint to return UrlDto;
docs: regenerate Swagger;
chore: add comments for untested profile controller methods

backend/internal/controllers/profile.go

@@ -89,6 +89,7 @@ func NewProfileController(_log *zap.Logger, _ps services.ProfileService) Control
 	}
 } 
 
+// XXX: untested
 //	@Summary Get your profile
 //	@Tags Profile
 //	@Accept		json
@@ -107,6 +108,7 @@ func (ctrl *ProfileController) getMyProfile(c *gin.Context) {
 	c.JSON(http.StatusOK, response)
 }
 
+// XXX: untested
 //	@Summary Get profile by username
 //	@Tags Profile
 //	@Accept		json
@@ -142,6 +144,7 @@ func (ctrl *ProfileController) getProfileByUsername(c *gin.Context) {
 	panic("Not implemented")
 }
 
+// XXX: untested
 //	@Summary Get your profile settings
 //	@Tags Profile
 //	@Accept		json
@@ -160,6 +163,7 @@ func (ctrl *ProfileController) getProfileSettings(c *gin.Context) {
 	c.JSON(http.StatusOK, response)
 }
 
+// XXX: untested
 //	@Summary Update your profile
 //	@Tags Profile
 //	@Accept		json
@@ -181,6 +185,7 @@ func (ctrl *ProfileController) updateProfile(c *gin.Context) {
 	c.JSON(http.StatusOK, response)
 }
 
+// XXX: untested
 //	@Summary Update your profile's settings
 //	@Tags Profile
 //	@Accept		json
@@ -202,13 +207,14 @@ func (ctrl *ProfileController) updateProfileSettings(c *gin.Context) {
 	c.JSON(http.StatusOK, response)
 }
 
+// XXX: untested
 //	@Summary Upload an avatar
 //	@Tags Profile
 //	@Accept		mpfd
-//	@Produce	plain
+//	@Produce	json
 //	@Security	JWT
 //	@Param file formData file true "Avatar image file"
-//	@Success	200		{object}	string	"Uploaded image url"
+//	@Success	200		{object}	dto.UrlDto	"Uploaded image url"
 //	@Router		/profile/avatar [post]
 func (ctrl *ProfileController) uploadAvatar(c *gin.Context) {
 	cinfo := GetClientInfo(c)
@@ -228,5 +234,5 @@ func (ctrl *ProfileController) uploadAvatar(c *gin.Context) {
 		return
 	}
 
-	c.String(http.StatusOK, link)
+	c.JSON(http.StatusOK, dto.UrlDto{Url: link})
 }