fix: isolate minimax m3 backend migration

src/common/backend-profiles.ts

@@ -102,8 +102,15 @@ export function backendCapabilities(): JsonRecord[] {
   return backendProfileSpecs.map(backendCapability);
 }
 
-export function backendCapabilitiesSqlValues(): string {
-  return backendProfileSpecs.map((spec) => {
+export function backendCapabilitiesSqlValues(profiles?: readonly BackendProfile[]): string {
+  const specs = profiles
+    ? profiles.map((profile) => {
+        const spec = backendProfileSpec(profile);
+        if (!spec) throw new Error(`unknown backend profile for SQL seed: ${profile}`);
+        return spec;
+      })
+    : backendProfileSpecs;
+  return specs.map((spec) => {
     const capabilities = JSON.stringify({
       backendKind: spec.backendKind,
       protocol: spec.protocol,

src/mgr/postgres-store.ts

@@ -119,7 +119,17 @@ ON CONFLICT (profile) DO UPDATE SET
 
 const backendProfilesMigrationSql = `
 INSERT INTO agentrun_backends (profile, capabilities, capacity, health, updated_at)
-VALUES ${backendCapabilitiesSqlValues()}
+VALUES ${backendCapabilitiesSqlValues(["codex", "deepseek"])}
+ON CONFLICT (profile) DO UPDATE SET
+  capabilities = EXCLUDED.capabilities,
+  capacity = EXCLUDED.capacity,
+  health = EXCLUDED.health,
+  updated_at = EXCLUDED.updated_at;
+`;
+
+const minimaxM3BackendProfileMigrationSql = `
+INSERT INTO agentrun_backends (profile, capabilities, capacity, health, updated_at)
+VALUES ${backendCapabilitiesSqlValues(["minimax-m3"])}
 ON CONFLICT (profile) DO UPDATE SET
   capabilities = EXCLUDED.capabilities,
   capacity = EXCLUDED.capacity,
@@ -239,6 +249,11 @@ const postgresMigrations: MigrationDefinition[] = [
     checksum: checksumSql(queueQ1MigrationSql),
     sql: queueQ1MigrationSql,
   },
+  {
+    id: "005_v01_minimax_m3_backend_profile",
+    checksum: checksumSql(minimaxM3BackendProfileMigrationSql),
+    sql: minimaxM3BackendProfileMigrationSql,
+  },
 ];
 
 export function postgresMigrationContract(): JsonRecord {

src/selftest/cases/00-redaction-postgres.ts

@@ -13,7 +13,8 @@ const selfTest: SelfTestCase = async () => {
     (error) => error instanceof AgentRunError && error.failureKind === "infra-failed" && error.message.includes("DATABASE_URL is required"),
   );
   const postgresContract = postgresMigrationContract();
-  assert.equal(postgresContract.latestMigrationId, "004_v01_queue_q1");
+  assert.equal(postgresContract.latestMigrationId, "005_v01_minimax_m3_backend_profile");
+  assert.equal((postgresContract.checksums as Record<string, string>)["002_v01_backend_profiles"], "928b5c490cc4539cb64ecef34784557601b2724fa2870570f16a53576804e49c");
   assert.ok(Array.isArray(postgresContract.requiredTables));
   assert.ok(postgresContract.requiredTables.includes("agentrun_schema_migrations"));
   assert.ok(postgresContract.requiredTables.includes("agentrun_runs"));