feat(jpush): add vendor-specific message classification support for push notifications

- Add OPPO category/notify_level support (2024.11.20 regulation: category required when notify_level present)
- Add Honor importance field (NORMAL=service/LOW=marketing) for notification classification
- Add vivo category field (IM/ACCOUNT) for message scenario identification
- Set Xiaomi channel/template defaults in code (system=153609, chat=153608, templates P10761/M10289)
- Add classification option to JPush push payloads (0=operation, 1=system)
- Update xiaomi template keywords mapping to match actual template placeholders
- Add keyword search support for GetFollowers and GetFollowing endpoints
- Bind new config fields to environment variables for OPPO/Honor/vivo

internal/handler/user_handler.go

@@ -664,8 +664,9 @@ func (h *UserHandler) GetFollowingList(c *gin.Context) {
 
 	page := c.DefaultQuery("page", "1")
 	pageSize := c.DefaultQuery("page_size", "20")
+	keyword := c.Query("keyword")
 
-	users, err := h.userService.GetFollowingList(c.Request.Context(), userID, page, pageSize)
+	users, err := h.userService.GetFollowingList(c.Request.Context(), userID, page, pageSize, keyword)
 	if err != nil {
 		response.InternalServerError(c, "failed to get following list")
 		return
@@ -710,8 +711,9 @@ func (h *UserHandler) GetFollowersList(c *gin.Context) {
 
 	page := c.DefaultQuery("page", "1")
 	pageSize := c.DefaultQuery("page_size", "20")
+	keyword := c.Query("keyword")
 
-	users, err := h.userService.GetFollowersList(c.Request.Context(), userID, page, pageSize)
+	users, err := h.userService.GetFollowersList(c.Request.Context(), userID, page, pageSize, keyword)
 	if err != nil {
 		response.InternalServerError(c, "failed to get followers list")
 		return