ADD: rule tags definition

Author: ben-kalmus

specs/composition-full/common/schemas/components/CompositionRule.yml

@@ -34,6 +34,12 @@ compositionRule:
       description: Time periods when the rule is active.
       items:
         $ref: '../../../../common/schemas/Rule.yml#/timeRange'
+    tags:
+      type: array
+      description: A list of tags.
+      items:
+        type: string
+      example: ['conditional']
   required:
     - objectID
     - conditions
@@ -76,4 +82,4 @@ anchoring:
     - `contains`. The pattern must match anywhere in the query.
 
     Empty queries are only allowed as patterns with `anchoring: is`.
-  enum: [is, startsWith, endsWith, contains]
+  enum: [is, startsWith, endsWith, contains]