feat(36-01): add isAdmin column to users table schema and generate migration

- Add isAdmin boolean(is_admin) NOT NULL DEFAULT false to users table
- Generate migration 0009_spotty_lord_tyger.sql
- NOTE: db:push requires DATABASE_URL with correct credentials to apply

drizzle-pg/meta/_journal.json

@@ -64,6 +64,13 @@
       "when": 1776521936465,
       "tag": "0008_productive_tyrannus",
       "breakpoints": true
+    },
+    {
+      "idx": 9,
+      "version": "7",
+      "when": 1776624400405,
+      "tag": "0009_spotty_lord_tyger",
+      "breakpoints": true
     }
   ]
 }