Merge commit 'refs/codex/unblock/master-current' into HEAD

# Conflicts:
#	docs/config-catalog.md
#	packages/session-persistence/session-persistence-jsonl/README.md
#	packages/session-persistence/session-persistence-jsonl/src/index.ts
#	packages/session-persistence/session-persistence-jsonl/tests/jsonl.spec.ts

packages/session-persistence/session-persistence-sqlite/src/index.ts

@@ -248,14 +248,15 @@ export class SessionPersistenceSqlite extends SessionPersistence implements Pers
    */
   private writeRow(meta: SessionHeader): void {
     this.db.prepare(`
-      INSERT INTO sessions (id, version, created_at, cwd, parent_session, seed_length)
-      VALUES (?, ?, ?, ?, ?, ?)
+      INSERT INTO sessions (id, version, created_at, cwd, parent_session, seed_length, delegation_depth)
+      VALUES (?, ?, ?, ?, ?, ?, ?)
       ON CONFLICT(id) DO UPDATE SET
         version = excluded.version,
         created_at = excluded.created_at,
         cwd = excluded.cwd,
         parent_session = excluded.parent_session,
-        seed_length = excluded.seed_length
+        seed_length = excluded.seed_length,
+        delegation_depth = excluded.delegation_depth
     `).run(
       meta.id,
       meta.version,
@@ -263,6 +264,7 @@ export class SessionPersistenceSqlite extends SessionPersistence implements Pers
       meta.cwd ?? null,
       meta.parentSession ?? null,
       meta.seedLength ?? null,
+      meta.delegationDepth ?? null,
     )
   }
 }

packages/session-persistence/session-persistence-sqlite/src/invariant.ts

@@ -0,0 +1,30 @@
+/**
+ * Package-owned invariant companion for `@deepseek-ai/dsh-session-persistence-sqlite`.
+ * @module @deepseek-ai/dsh-session-persistence-sqlite/invariant
+ */
+
+/* jscpd:ignore-start */
+import type { Context } from 'cordis'
+import type { InvariantInstaller } from '@deepseek-ai/dsh-invariants'
+
+const PACKAGE_NAME = '@deepseek-ai/dsh-session-persistence-sqlite'
+
+/** Cordis companion plugin name. */
+export const name = 'session-persistence-sqlite-invariant'
+/** Service required before the companion can reserve package ownership. */
+export const inject = ['invariants']
+
+/**
+ * No runtime invariant: persistence correctness requires backend round-trip and crash-tail tests;
+ * this package exposes no continuously observable in-process relation.
+ */
+const install: InvariantInstaller = () => {}
+
+/**
+ * Register this package's invariant companion.
+ * @param ctx - Cordis context carrying the invariant service.
+ * @returns the installed registration's disposer after setup succeeds.
+ */
+export const apply = (ctx: Context): Promise<() => void> =>
+  Promise.resolve(ctx.invariants.register(PACKAGE_NAME, install))
+/* jscpd:ignore-end */

packages/session-persistence/session-persistence-sqlite/src/schema.ts

@@ -15,7 +15,7 @@ import type { SessionEvent, SessionId, SessionHeader, SurfaceOp } from '@deepsee
  * layout; orthogonal to a session's own `version` (which versions the EVENT
  * vocabulary, stored per session in the `sessions` row).
  */
-export const SCHEMA_VERSION = 4
+export const SCHEMA_VERSION = 5
 
 /**
  * A row of the `sessions` table — the out-of-log metadata ({@link SessionHeader}).
@@ -31,6 +31,7 @@ export interface SessionRow {
   cwd: string | null
   parent_session: string | null
   seed_length: number | null
+  delegation_depth: number | null
 }
 
 /** An `events` table row: one `SessionEvent` mapped 1:1 (`data` is JSON text). */
@@ -83,9 +84,10 @@ export function openDatabase(path: string, journalMode: JournalMode): DatabaseSy
       id             TEXT PRIMARY KEY,
       version        INTEGER NOT NULL,
       created_at     INTEGER NOT NULL,
-      cwd            TEXT,
-      parent_session TEXT,
-      seed_length    INTEGER
+      cwd              TEXT,
+      parent_session   TEXT,
+      seed_length      INTEGER,
+      delegation_depth INTEGER
     ) STRICT
   `)
   db.exec(`
@@ -116,6 +118,7 @@ export function rowToMeta(row: SessionRow): SessionHeader {
     ...row.cwd !== null ? { cwd: row.cwd } : {},
     ...row.parent_session !== null ? { parentSession: row.parent_session as SessionId } : {},
     ...row.seed_length !== null ? { seedLength: row.seed_length } : {},
+    ...row.delegation_depth !== null ? { delegationDepth: row.delegation_depth } : {},
   }
 }