Config: expose Pi compaction tuning values (openclaw#21568) thanks @Takhoffman

Verified:
- pnpm install --frozen-lockfile
- pnpm build
- pnpm check
- pnpm test:macmini

Co-authored-by: Takhoffman <781889+Takhoffman@users.noreply.github.com>

src/agents/pi-embedded-runner/compact.ts

@@ -37,10 +37,7 @@ import {
   validateAnthropicTurns,
   validateGeminiTurns,
 } from "../pi-embedded-helpers.js";
-import {
-  ensurePiCompactionReserveTokens,
-  resolveCompactionReserveTokensFloor,
-} from "../pi-settings.js";
+import { applyPiCompactionSettingsFromConfig } from "../pi-settings.js";
 import { createOpenClawCodingTools } from "../pi-tools.js";
 import { resolveSandboxContext } from "../sandbox.js";
 import { repairSessionFileIfNeeded } from "../session-file-repair.js";
@@ -532,9 +529,9 @@ export async function compactEmbeddedPiSessionDirect(
       });
       trackSessionManagerAccess(params.sessionFile);
       const settingsManager = SettingsManager.create(effectiveWorkspace, agentDir);
-      ensurePiCompactionReserveTokens({
+      applyPiCompactionSettingsFromConfig({
         settingsManager,
-        minReserveTokens: resolveCompactionReserveTokensFloor(params.config),
+        cfg: params.config,
       });
       // Call for side effects (sets compaction/pruning runtime state)
       buildEmbeddedExtensionPaths({

src/agents/pi-embedded-runner/run/attempt.ts

@@ -45,10 +45,7 @@ import {
   validateGeminiTurns,
 } from "../../pi-embedded-helpers.js";
 import { subscribeEmbeddedPiSession } from "../../pi-embedded-subscribe.js";
-import {
-  ensurePiCompactionReserveTokens,
-  resolveCompactionReserveTokensFloor,
-} from "../../pi-settings.js";
+import { applyPiCompactionSettingsFromConfig } from "../../pi-settings.js";
 import { toClientToolDefinitions } from "../../pi-tool-definition-adapter.js";
 import { createOpenClawCodingTools, resolveToolLoopDetectionConfig } from "../../pi-tools.js";
 import { resolveSandboxContext } from "../../sandbox.js";
@@ -531,9 +528,9 @@ export async function runEmbeddedAttempt(
       });
 
       const settingsManager = SettingsManager.create(effectiveWorkspace, agentDir);
-      ensurePiCompactionReserveTokens({
+      applyPiCompactionSettingsFromConfig({
         settingsManager,
-        minReserveTokens: resolveCompactionReserveTokensFloor(params.config),
+        cfg: params.config,
       });
 
       // Call for side effects (sets compaction/pruning runtime state)