Sync family members with contacts and birthdays

server/db.js

@@ -748,6 +748,26 @@ const MIGRATIONS = [
       UPDATE calendar_events SET icon = 'drill' WHERE icon = 'tooth';
     `,
   },
+  {
+    version: 23,
+    description: 'Link family members with contacts and birthdays',
+    up: `
+      ALTER TABLE contacts ADD COLUMN family_user_id INTEGER REFERENCES users(id) ON DELETE CASCADE;
+      CREATE UNIQUE INDEX IF NOT EXISTS idx_contacts_family_user
+        ON contacts(family_user_id) WHERE family_user_id IS NOT NULL;
+
+      ALTER TABLE birthdays ADD COLUMN family_user_id INTEGER REFERENCES users(id) ON DELETE CASCADE;
+      CREATE UNIQUE INDEX IF NOT EXISTS idx_birthdays_family_user
+        ON birthdays(family_user_id) WHERE family_user_id IS NOT NULL;
+
+      INSERT INTO contacts (name, category, family_user_id)
+      SELECT display_name, 'Sonstiges', id
+      FROM users
+      WHERE NOT EXISTS (
+        SELECT 1 FROM contacts WHERE contacts.family_user_id = users.id
+      );
+    `,
+  },
 ];
 
 /**