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/pkg/jpush/client.go

@@ -292,7 +292,7 @@ func (c *Client) Push(payload map[string]any) (*PushResponse, *RateLimitInfo, er
 	return result, rateLimit, parseErr
 }
 
-func (c *Client) PushByRegistrationIDs(registrationIDs []string, notification *Notification, tpc *ThirdPartyChannel) (*PushResponse, error) {
+func (c *Client) PushByRegistrationIDs(registrationIDs []string, notification *Notification, classification int, tpc *ThirdPartyChannel) (*PushResponse, error) {
 	if len(registrationIDs) == 0 {
 		return nil, fmt.Errorf("registration IDs cannot be empty")
 	}
@@ -310,7 +310,7 @@ func (c *Client) PushByRegistrationIDs(registrationIDs []string, notification *N
 		"platform":     "all",
 		"audience":     map[string]any{"registration_id": registrationIDs},
 		"notification": notification,
-		"options":      c.buildOptions(tpc),
+		"options":      c.buildOptions(classification, tpc),
 	}
 
 	var result *PushResponse
@@ -337,7 +337,7 @@ func (c *Client) PushByRegistrationIDs(registrationIDs []string, notification *N
 	return result, nil
 }
 
-func (c *Client) PushByAliases(aliases []string, notification *Notification, tpc *ThirdPartyChannel) (*PushResponse, error) {
+func (c *Client) PushByAliases(aliases []string, notification *Notification, classification int, tpc *ThirdPartyChannel) (*PushResponse, error) {
 	if len(aliases) == 0 {
 		return nil, fmt.Errorf("aliases cannot be empty")
 	}
@@ -355,7 +355,7 @@ func (c *Client) PushByAliases(aliases []string, notification *Notification, tpc
 		"platform":     "all",
 		"audience":     map[string]any{"alias": aliases},
 		"notification": notification,
-		"options":      c.buildOptions(tpc),
+		"options":      c.buildOptions(classification, tpc),
 	}
 
 	result, _, err := c.Push(payload)
@@ -374,7 +374,7 @@ func (c *Client) PushByAliases(aliases []string, notification *Notification, tpc
 	return result, nil
 }
 
-func (c *Client) PushAll(notification *Notification, tpc *ThirdPartyChannel) (*PushResponse, error) {
+func (c *Client) PushAll(notification *Notification, classification int, tpc *ThirdPartyChannel) (*PushResponse, error) {
 	c.logger.Info("jpush push all",
 		zap.String("title", notification.Android.Title),
 		zap.String("alert", notification.Alert),
@@ -384,7 +384,7 @@ func (c *Client) PushAll(notification *Notification, tpc *ThirdPartyChannel) (*P
 		"platform":     "all",
 		"audience":     "all",
 		"notification": notification,
-		"options":      c.buildOptions(tpc),
+		"options":      c.buildOptions(classification, tpc),
 	}
 
 	result, _, err := c.Push(payload)
@@ -402,9 +402,11 @@ func (c *Client) PushAll(notification *Notification, tpc *ThirdPartyChannel) (*P
 }
 
 // buildOptions 构造 push payload 的 options 部分
-// 当 tpc 非空时加入 third_party_channel 字段，用于向各厂商下发 channel_id
-func (c *Client) buildOptions(tpc *ThirdPartyChannel) map[string]any {
+// classification 为消息分类（0=运营消息，1=系统消息）
+// tpc 非空时加入 third_party_channel 字段，用于向各厂商下发 channel_id
+func (c *Client) buildOptions(classification int, tpc *ThirdPartyChannel) map[string]any {
 	opts := map[string]any{
+		"classification":  classification,
 		"time_to_live":    86400,
 		"apns_production": c.production,
 	}