feat: 配置列表分页与钉钉机器人分钟级排队限流

统一 sources/templates/channels/rules 列表为分页响应，避免配置增多时全量返回；按钉钉 access_token 限制每分钟发送并在超限时等待下一分钟，降低触发官方封禁风险。

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/handler/rule.go

@@ -81,12 +81,19 @@ func (h *RuleHandler) Create(c *gin.Context) {
 }
 
 func (h *RuleHandler) List(c *gin.Context) {
-	rules, err := h.store.ListRules(c.Request.Context())
+	var page store.PageFilter
+	if err := c.ShouldBindQuery(&page); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	page.Normalize()
+
+	rules, total, err := h.store.ListRules(c.Request.Context(), page)
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 		return
 	}
-	c.JSON(http.StatusOK, rules)
+	c.JSON(http.StatusOK, gin.H{"data": rules, "total": total, "page": page.Page})
 }
 
 func (h *RuleHandler) Get(c *gin.Context) {
@@ -163,19 +170,35 @@ func (h *RuleHandler) Delete(c *gin.Context) {
 
 func (h *RuleHandler) Enable(c *gin.Context) {
 	id, _ := strconv.Atoi(c.Param("id"))
+	rule, err := h.store.GetRule(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "rule not found"})
+		return
+	}
 	if err := h.store.SetRuleEnabled(c.Request.Context(), id, true); err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 		return
 	}
+	if h.cache != nil {
+		_ = h.cache.InvalidateRule(c.Request.Context(), rule.SourceID, rule.Event)
+	}
 	c.JSON(http.StatusOK, gin.H{"ok": true})
 }
 
 func (h *RuleHandler) Disable(c *gin.Context) {
 	id, _ := strconv.Atoi(c.Param("id"))
+	rule, err := h.store.GetRule(c.Request.Context(), id)
+	if err != nil {
+		c.JSON(http.StatusNotFound, gin.H{"error": "rule not found"})
+		return
+	}
 	if err := h.store.SetRuleEnabled(c.Request.Context(), id, false); err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 		return
 	}
+	if h.cache != nil {
+		_ = h.cache.InvalidateRule(c.Request.Context(), rule.SourceID, rule.Event)
+	}
 	c.JSON(http.StatusOK, gin.H{"ok": true})
 }
 
@@ -186,6 +209,9 @@ func (h *RuleHandler) EnableChannel(c *gin.Context) {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 		return
 	}
+	if h.cache != nil {
+		_ = h.cache.InvalidateChannels(c.Request.Context(), ruleID)
+	}
 	c.JSON(http.StatusOK, gin.H{"ok": true})
 }
 
@@ -196,6 +222,9 @@ func (h *RuleHandler) DisableChannel(c *gin.Context) {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 		return
 	}
+	if h.cache != nil {
+		_ = h.cache.InvalidateChannels(c.Request.Context(), ruleID)
+	}
 	c.JSON(http.StatusOK, gin.H{"ok": true})
 }