feat: filter channel feeds by fids (#270)

Co-authored-by: Manan <[email protected]>

src/v2/spec.yaml

@@ -1,7 +1,7 @@
 openapi: 3.1.0
 info:
   title: Farcaster API V2
-  version: "2.6.0"
+  version: "2.6.1"
   description: >
     The Farcaster API allows you to interact with the Farcaster protocol.
     See the [Neynar docs](https://docs.neynar.com/reference) for more details.
@@ -5826,6 +5826,14 @@ paths:
           schema:
             type: boolean
             default: true
+        - name: fids
+          in: query
+          description: Comma separated list of FIDs to filter the feed by, up to 10 at a time
+          required: false
+          schema:
+            type: string
+            x-comma-separated: true
+            x-accept-as: integer
         - name: limit
           in: query
           description: Number of results to fetch