feat(pi-condense): vendor source and add summarizer retries

extensions/condense-config.ts

@@ -1,49 +0,0 @@
-import { mkdirSync, readFileSync, renameSync, writeFileSync } from "node:fs";
-import { dirname, join } from "node:path";
-
-export type CondenseDefaultResult = "updated" | "unchanged" | "skipped-invalid";
-
-const CONDENSE_BUNDLE_DEFAULTS = {
-	enabled: true,
-	pruneOn: "agent-message",
-	batchingMode: "turn",
-	autoBudgetThreshold: 0.735,
-	budgetTurnDelta: 0.04,
-	summarizerModel: "default",
-	summarizerThinking: "default",
-	summarizerIdleTimeoutMs: 90_000,
-	summarizerMaxTimeoutMs: 300_000,
-	quietOversizedSkips: false,
-} as const;
-
-function isObject(value: unknown): value is Record<string, unknown> {
-	return value !== null && typeof value === "object" && !Array.isArray(value);
-}
-
-/** Fill missing pi-condense settings with bundle defaults while preserving every explicit user choice. */
-export function ensureCondenseDefaults(agentDir: string): CondenseDefaultResult {
-	const targetPath = join(agentDir, "settings.json");
-	let settings: Record<string, unknown> = {};
-
-	try {
-		const parsed: unknown = JSON.parse(readFileSync(targetPath, "utf8"));
-		if (!isObject(parsed)) return "skipped-invalid";
-		settings = parsed;
-	} catch (error) {
-		if ((error as NodeJS.ErrnoException).code !== "ENOENT") return "skipped-invalid";
-	}
-
-	const existing = settings.contextPrune;
-	if (existing !== undefined && !isObject(existing)) return "skipped-invalid";
-
-	const contextPrune = existing ?? {};
-	const alreadyComplete = Object.keys(CONDENSE_BUNDLE_DEFAULTS).every((key) => Object.hasOwn(contextPrune, key));
-	if (alreadyComplete) return "unchanged";
-
-	settings.contextPrune = { ...CONDENSE_BUNDLE_DEFAULTS, ...contextPrune };
-	mkdirSync(dirname(targetPath), { recursive: true });
-	const temporaryPath = `${targetPath}.my-pi.tmp`;
-	writeFileSync(temporaryPath, `${JSON.stringify(settings, null, 2)}\n`, "utf8");
-	renameSync(temporaryPath, targetPath);
-	return "updated";
-}

extensions/condense.ts

@@ -1,12 +0,0 @@
-import { getAgentDir, type ExtensionAPI } from "@earendil-works/pi-coding-agent";
-import { ensureCondenseDefaults } from "./condense-config.ts";
-
-/** Apply the bundle default before pi-condense reads settings on session_start. */
-export default async function bundledCondenseExtension(pi: ExtensionAPI): Promise<void> {
-	const result = ensureCondenseDefaults(getAgentDir());
-	if (result === "skipped-invalid") {
-		console.warn("my-pi: skipped the pi-condense default because settings.json or contextPrune is invalid");
-	}
-	const { default: condenseExtension } = await import("../node_modules/pi-condense/index.ts");
-	condenseExtension(pi);
-}