Recover Codex compaction failures in paired owner flow

src/db/base-schema.ts

@@ -118,6 +118,7 @@ export function applyBaseSchema(database: Database): void {
       plan_notes TEXT,
       review_requested_at TEXT,
       round_trip_count INTEGER NOT NULL DEFAULT 0,
+      owner_failure_count INTEGER NOT NULL DEFAULT 0,
       status TEXT NOT NULL DEFAULT 'active',
       arbiter_verdict TEXT,
       arbiter_requested_at TEXT,

src/db/bootstrap.test.ts

@@ -35,6 +35,7 @@ function getExpectedSchemaMigrations(): Array<{
     { version: 8, name: 'paired_task_schema_cleanup' },
     { version: 9, name: 'paired_workspace_project_schema_cleanup' },
     { version: 10, name: 'paired_turn_provenance_upgrade' },
+    { version: 11, name: 'owner_failure_count' },
   ];
 }
 

src/db/migrations/011_owner-failure-count.ts

@@ -0,0 +1,23 @@
+import type { Database } from 'bun:sqlite';
+
+import { tableHasColumn } from './helpers.js';
+import type { SchemaMigrationDefinition } from './types.js';
+
+export const OWNER_FAILURE_COUNT_MIGRATION: SchemaMigrationDefinition = {
+  version: 11,
+  name: 'owner_failure_count',
+  apply(database: Database) {
+    if (!tableHasColumn(database, 'paired_tasks', 'owner_failure_count')) {
+      database.exec(`
+        ALTER TABLE paired_tasks
+        ADD COLUMN owner_failure_count INTEGER NOT NULL DEFAULT 0
+      `);
+    }
+
+    database.exec(`
+      UPDATE paired_tasks
+         SET owner_failure_count = 0
+       WHERE owner_failure_count IS NULL
+    `);
+  },
+};

src/db/migrations/index.ts

@@ -10,6 +10,7 @@ import { RUNTIME_SERVICE_METADATA_MIGRATION } from './007_runtime-service-metada
 import { PAIRED_TASK_SCHEMA_CLEANUP_MIGRATION } from './008_paired-task-schema-cleanup.js';
 import { PAIRED_WORKSPACE_PROJECT_SCHEMA_CLEANUP_MIGRATION } from './009_paired-workspace-project-schema-cleanup.js';
 import { PAIRED_TURN_PROVENANCE_UPGRADE_MIGRATION } from './010_paired-turn-provenance-upgrade.js';
+import { OWNER_FAILURE_COUNT_MIGRATION } from './011_owner-failure-count.js';
 import type {
   SchemaMigrationArgs,
   SchemaMigrationDefinition,
@@ -28,6 +29,7 @@ const ORDERED_SCHEMA_MIGRATIONS: readonly SchemaMigrationDefinition[] = [
   PAIRED_TASK_SCHEMA_CLEANUP_MIGRATION,
   PAIRED_WORKSPACE_PROJECT_SCHEMA_CLEANUP_MIGRATION,
   PAIRED_TURN_PROVENANCE_UPGRADE_MIGRATION,
+  OWNER_FAILURE_COUNT_MIGRATION,
 ];
 
 function ensureSchemaMigrationsTable(database: Database): void {

src/db/paired-state.ts

@@ -50,6 +50,7 @@ export type PairedTaskUpdates = Partial<
     | 'plan_notes'
     | 'review_requested_at'
     | 'round_trip_count'
+    | 'owner_failure_count'
     | 'status'
     | 'arbiter_verdict'
     | 'arbiter_requested_at'
@@ -171,6 +172,7 @@ export function createPairedTaskInDatabase(
           plan_notes,
           review_requested_at,
           round_trip_count,
+          owner_failure_count,
           status,
           arbiter_verdict,
           arbiter_requested_at,
@@ -178,7 +180,7 @@ export function createPairedTaskInDatabase(
           created_at,
           updated_at
         )
-        VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+        VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
       `,
     )
     .run(
@@ -195,6 +197,7 @@ export function createPairedTaskInDatabase(
       task.plan_notes,
       task.review_requested_at,
       task.round_trip_count,
+      task.owner_failure_count ?? 0,
       task.status,
       task.arbiter_verdict,
       task.arbiter_requested_at,
@@ -279,6 +282,10 @@ export function updatePairedTaskInDatabase(
     fields.push('round_trip_count = ?');
     values.push(updates.round_trip_count);
   }
+  if (updates.owner_failure_count !== undefined) {
+    fields.push('owner_failure_count = ?');
+    values.push(updates.owner_failure_count);
+  }
   if (updates.status !== undefined) {
     fields.push('status = ?');
     values.push(updates.status);
@@ -338,6 +345,10 @@ export function updatePairedTaskIfUnchangedInDatabase(
     fields.push('round_trip_count = ?');
     values.push(updates.round_trip_count);
   }
+  if (updates.owner_failure_count !== undefined) {
+    fields.push('owner_failure_count = ?');
+    values.push(updates.owner_failure_count);
+  }
   if (updates.status !== undefined) {
     fields.push('status = ?');
     values.push(updates.status);