Index: src/config/database.js
===================================================================
--- src/config/database.js	(revision 5045c30366c334b867cb852425f5cc48dcb1323b)
+++ src/config/database.js	(revision c74565987caf12d910b2fb8dd439042dd0e2f94f)
@@ -356,4 +356,5 @@
   `);
   ensureColumn('ap_interactions', 'parent_uri', 'TEXT'); // nesting (existing DBs)
+  ensureColumn('ap_interactions', 'acted_boost', 'INTEGER DEFAULT 0'); // owner boosted this comment (🔁) → can undo
 
   // Fediverse CLIENT: accounts WE follow (outbound) + the home timeline of their posts.