chore(vendor): import pi 1.3.0

Imported as a linear vendor commit so forge rebases do not replay the upstream root tree.

git-subtree-dir: third_party/pi

git-subtree-split: 71023aec1546d6d677a65669c5665c0927ce0dd0

third_party/pi/packages/durable/src/codemode/index.ts

@@ -0,0 +1,13 @@
+export {
+	CODEMODE_MODULE_VERSION,
+	CODEMODE_TOOL_NAME,
+	type CodemodeGlobal,
+	type CodemodeNestedCall,
+	CodemodeStoreDoc,
+	type CodemodeToolDetails,
+	type CodemodeToolInput,
+	type CodemodeToolOptions,
+	createCodemodeExtension,
+	createCodemodeTool,
+} from "./codemode.ts";
+export { type CodemodeNamespace, DEFAULT_CODEMODE_INLINE_BUDGET } from "./describe.ts";