feat: finish the ai plugin (B18)

drizzle/sqlite/0044_gorgeous_yellow_claw.sql

@@ -0,0 +1,6 @@
+-- The ai tables moved to the ai plugin, which renames them into its own
+-- namespace at activation, and ssh_data.enable_ai_assistant and the two
+-- user_preferences ai columns moved to its settings. Both run after this
+-- migration, so a real DROP here would delete the data first. The columns
+-- stay in place, unused, until 3.0.0.
+SELECT 1;

drizzle/sqlite/meta/_journal.json

@@ -309,6 +309,13 @@
       "when": 1790272733108,
       "tag": "0043_curvy_red_shift",
       "breakpoints": true
+    },
+    {
+      "idx": 44,
+      "version": "6",
+      "when": 1790274703680,
+      "tag": "0044_gorgeous_yellow_claw",
+      "breakpoints": true
     }
   ]
 }