Serve the account event feed over MCP

internal/mcpserver/dispatch.go

@@ -23,9 +23,18 @@ import (
 // refresh, retry, account scoping, and base URL resolution, so the
 // dispatcher only assembles paths and bodies.
 //
-// The four verbs serve every model operation. The two services serve the
-// composite actions (see composite.go), which are SDK compositions rather
-// than single requests and so cannot be assembled from a method and a path.
+// The four verbs serve every model operation but the feed's two poll lanes.
+// The recordings and comments services serve the composite actions (see
+// composite.go), which are SDK compositions rather than single requests and so
+// cannot be assembled from a method and a path. The event feed service serves
+// poll_events and poll_inbox, whose refusals carry the data a consumer resumes
+// from and whose bodies the verbs above throw away (see feed.go).
+//
+// Every one of them is required rather than probed for. The catalog derives
+// from the model and always carries these actions, so a client that satisfied
+// only the verbs would advertise actions it then failed as internal errors —
+// a promise nothing keeps. Required here, that mismatch cannot exist, and the
+// compiler is what says so.
 type API interface {
 	Get(ctx context.Context, path string) (*basecamp.Response, error)
 	Post(ctx context.Context, path string, body any) (*basecamp.Response, error)
@@ -34,6 +43,7 @@ type API interface {
 
 	Recordings() *basecamp.RecordingsService
 	Comments() *basecamp.CommentsService
+	EventFeed() *basecamp.EventFeedService
 }
 
 // The CLI hands its account-scoped client straight to New.
@@ -71,6 +81,12 @@ func (d dispatcher) handle(ctx context.Context, dom gateway.Domain, op gateway.O
 		return gateway.ErrorResult("%v", err), nil
 	}
 
+	if isFeedOperation(full.ID) {
+		// The feed's refusals carry the data a consumer resumes from, which
+		// the raw path throws away; see feed.go.
+		return d.dispatchFeed(ctx, full, params), nil
+	}
+
 	path, body, err := buildRequest(full, params)
 	if err != nil {
 		return gateway.ErrorResult("%v", err), nil