feat: complete v0.6 content and attachment experience

lib/db.ts

@@ -88,6 +88,10 @@ CREATE TABLE IF NOT EXISTS error_events (
   id INTEGER PRIMARY KEY, scope TEXT NOT NULL, message TEXT NOT NULL, context_json TEXT,
   created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP
 );
+CREATE TABLE IF NOT EXISTS tag_aliases (
+  alias TEXT PRIMARY KEY COLLATE NOCASE, canonical TEXT NOT NULL COLLATE NOCASE,
+  created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
 `);
 
 db.exec("INSERT OR IGNORE INTO source_members(source_id,user_id,role) SELECT id,user_id,'owner' FROM sources");
@@ -117,6 +121,10 @@ applyColumnMigration(16, "sources", "last_connection_error", "ALTER TABLE source
 applyColumnMigration(17, "posts", "remote_url", "ALTER TABLE posts ADD COLUMN remote_url TEXT");
 db.prepare("INSERT OR IGNORE INTO schema_migrations(version) VALUES(18)").run();
 db.prepare("INSERT OR IGNORE INTO schema_migrations(version) VALUES(19)").run();
+applyColumnMigration(20, "sources", "attachment_storage_mode", "ALTER TABLE sources ADD COLUMN attachment_storage_mode TEXT NOT NULL DEFAULT 'remote'");
+applyColumnMigration(21, "sources", "attachment_cache_limit_bytes", "ALTER TABLE sources ADD COLUMN attachment_cache_limit_bytes INTEGER NOT NULL DEFAULT 104857600");
+applyColumnMigration(22, "sources", "attachment_cache_error", "ALTER TABLE sources ADD COLUMN attachment_cache_error TEXT");
+db.prepare("INSERT OR IGNORE INTO schema_migrations(version) VALUES(23)").run();
 
 const admin = process.env.ADMIN_USERNAME;
 const adminPassword = process.env.ADMIN_PASSWORD;