refactor: move usage cost cache into agent database (#106051)

* refactor(infra): rename usage cache lock owner field

* refactor(state): migrate usage cost cache to SQLite

* fix(state): satisfy SQLite migration gates

* refactor(state): keep usage cache access synchronous

* chore: leave release notes to release workflow

* fix(state): satisfy dependency export gate

src/commitments/runtime.ts

@@ -1,11 +1,9 @@
 // Runs commitment extraction, scheduling, and follow-up lifecycle work.
 import { randomUUID } from "node:crypto";
-import path from "node:path";
 import { resolveExpiresAtMsFromDurationMs } from "@openclaw/normalization-core/number-coercion";
 import { normalizeOptionalString } from "@openclaw/normalization-core/string-coerce";
 import { resolveAgentWorkspaceDir } from "../agents/agent-scope.js";
 import type { OpenClawConfig } from "../config/config.js";
-import { resolveStateDir } from "../config/paths.js";
 import { createSubsystemLogger } from "../logging/subsystem.js";
 import { resolveCommitmentTimezone, resolveCommitmentsConfig } from "./config.js";
 import {
@@ -211,16 +209,6 @@ function openTerminalFailureCooldown(
   });
 }
 
-function resolveExtractionSessionFile(agentId: string, runId: string): string {
-  return path.join(
-    resolveStateDir(),
-    "commitments",
-    "extractor-sessions",
-    agentId,
-    `${runId}.jsonl`,
-  );
-}
-
 function joinPayloadText(result: EmbeddedAgentPayloadResult): string {
   return (
     result.payloads
@@ -260,7 +248,6 @@ async function defaultExtractBatch(params: {
     sessionKey: `agent:${first.agentId}:commitments:${runId}`,
     agentId: first.agentId,
     trigger: "manual",
-    sessionFile: resolveExtractionSessionFile(first.agentId, runId),
     workspaceDir: resolveAgentWorkspaceDir(cfg, first.agentId),
     config: cfg,
     provider: modelRef.provider,