federation refinement

crates/adapters/sqlite/migrations/0005_activitypub_v2.sql

@@ -0,0 +1,11 @@
+-- Store the original Follow activity URL so Undo/Reject can reference it correctly
+ALTER TABLE ap_following ADD COLUMN follow_activity_id TEXT;
+
+-- Track whether our outbound follow was accepted by the remote server
+ALTER TABLE ap_following ADD COLUMN status TEXT NOT NULL DEFAULT 'pending';
+
+-- Store the AP object URL on reviews so DeleteActivity can target by ID
+ALTER TABLE reviews ADD COLUMN ap_id TEXT;
+
+-- Partial unique index: ap_id is only set on remote reviews; local reviews have NULL
+CREATE UNIQUE INDEX IF NOT EXISTS idx_reviews_ap_id ON reviews (ap_id) WHERE ap_id IS NOT NULL;