chore: use wrangler local d1 for admin bootstrap

package.json

@@ -18,7 +18,7 @@
 		"db:migrate": "drizzle-kit migrate",
 		"db:studio": "drizzle-kit studio",
 		"auth:schema": "better-auth generate --config src/lib/server/auth.ts --output src/lib/server/db/auth.schema.ts --yes",
-		"admin:create": "node scripts/create-admin.mjs"
+		"admin:create": "sh -c 'db=\"${DATABASE_URL:-$([ -d .wrangler/state/v3/d1 ] && find .wrangler/state/v3/d1 -name \"*.sqlite\" -print -quit)}\"; if [ -z \"$db\" ]; then echo \"No local Wrangler D1 SQLite database found. Start wrangler dev or run a local D1 command first.\" >&2; exit 1; fi; if [ -z \"$DATABASE_URL\" ]; then db=\"file:$db\"; fi; DATABASE_URL=\"$db\" node scripts/create-admin.mjs'"
 	},
 	"devDependencies": {
 		"@better-auth/cli": "~1.4.21",