docs: Add doc for multi filters

docs/rule/action.md

@@ -50,13 +50,13 @@
 
 ## 多个动作
 
-`action`字段支持单个动作和多个动作，当需要执行多个动作时，应使用数组
+`actions`字段支持单个动作和多个动作，当需要执行多个动作时，应使用数组
 
 ```yaml
 - name: "youtube-1"
   filter:
     url-regex: '(^https?:\/\/(?!redirector)[\w-]+\.googlevideo\.com\/(?!dclk_video_ads).+)(ctier=L)(&.+)'
-  action:
+  actions:
     - log-req:
     - redirect: "$1$4"
 ```

docs/rule/filter.md

@@ -87,3 +87,19 @@
     url-regex: '^https?:\/\/(www|s)\.youtube\.com\/(pagead|ptracking)'
   action: reject
 ```
+
+## 多个筛选器
+
+`filters`字段支持单个筛选器和多个筛选器，多个筛选器之间的关系为`或`
+
+```yaml
+- name: "youtube-2"
+  filters:
+    - url-regex: '^https?:\/\/[\w-]+\.googlevideo\.com\/(?!(dclk_video_ads|videoplayback\?)).+(&oad|ctier)'
+    - url-regex: '^https?:\/\/(www|s)\.youtube\.com\/api\/stats\/ads'
+    - url-regex: '^https?:\/\/(www|s)\.youtube\.com\/(pagead|ptracking)'
+    - url-regex: '^https?:\/\/\s.youtube.com/api/stats/qoe?.*adformat='
+  action: reject
+```
+
+具有相同动作的多个规则可聚合为一个规则以便于维护

rules/youtube.yaml

@@ -6,21 +6,9 @@
     redirect: "$1$4"
 
 - name: "youtube-2"
-  filter:
-    url-regex: '^https?:\/\/[\w-]+\.googlevideo\.com\/(?!(dclk_video_ads|videoplayback\?)).+(&oad|ctier)'
-  action: reject
-
-- name: "youtube-3"
-  filter:
-    url-regex: '^https?:\/\/(www|s)\.youtube\.com\/api\/stats\/ads'
-  action: reject
-
-- name: "youtube-4"
-  filter:
-    url-regex: '^https?:\/\/(www|s)\.youtube\.com\/(pagead|ptracking)'
-  action: reject
-
-- name: "youtube-5"
-  filter:
-    url-regex: '^https?:\/\/\s.youtube.com/api/stats/qoe?.*adformat='
+  filters:
+    - url-regex: '^https?:\/\/[\w-]+\.googlevideo\.com\/(?!(dclk_video_ads|videoplayback\?)).+(&oad|ctier)'
+    - url-regex: '^https?:\/\/(www|s)\.youtube\.com\/api\/stats\/ads'
+    - url-regex: '^https?:\/\/(www|s)\.youtube\.com\/(pagead|ptracking)'
+    - url-regex: '^https?:\/\/\s.youtube.com/api/stats/qoe?.*adformat='
   action: reject