feat(w3rt-core): add unified core index exports and wire public api to core boundary

Author: DaviRain-Su

docs/architecture/multi-mono-migration.md

@@ -27,6 +27,7 @@ This repo is entering a transition from single-repo accumulation to a federated
      - `tool-types.ts`
      - `workflow-run-mode.ts`
      - `evm-transfer-policy-types.ts`
+     - `index.ts` (single import surface)
 2. **Chain split**
    - one repo per chain family (`chain-*-tools`)
 3. **Strategy split**

src/index.ts

@@ -18,7 +18,7 @@ export type {
 	ChainToolGroupName,
 	ChainToolset,
 	RegisteredTool,
-} from "./core/types.js";
+} from "./w3rt-core/index.js";
 export type {
 	PiMcpAdapter,
 	PiMcpRoute,
@@ -47,6 +47,13 @@ export type {
 	PiMcpSolanaApi,
 } from "./core/pi-mcp-solana.js";
 
+export {
+	parseRunMode,
+	parseRunModeHint,
+	parseRunModeWithCompose,
+	resolveWorkflowRunMode,
+} from "./w3rt-core/index.js";
+
 export {
 	DANGEROUS_RPC_METHODS,
 	TOOL_PREFIX,
@@ -189,7 +196,7 @@ export type {
 	EvmTransferPolicyEnforceOn,
 	EvmTransferPolicyMode,
 	EvmTransferPolicyUpdate,
-} from "./chains/evm/policy.js";
+} from "./w3rt-core/index.js";
 export {
 	getPolymarketBtc5mAdvice,
 	getPolymarketBtc5mMarkets,

src/w3rt-core/index.test.ts

@@ -0,0 +1,18 @@
+import { describe, expect, it } from "vitest";
+
+import {
+	EVM_TRANSFER_POLICY_SCHEMA,
+	parseRunMode,
+	resolveWorkflowRunMode,
+} from "./index.js";
+
+describe("w3rt-core index", () => {
+	it("re-exports workflow helpers", () => {
+		expect(parseRunMode("simulate")).toBe("simulate");
+		expect(resolveWorkflowRunMode(undefined, "现在执行")).toBe("execute");
+	});
+
+	it("re-exports policy schema constants", () => {
+		expect(EVM_TRANSFER_POLICY_SCHEMA).toBe("evm.transfer.policy.v1");
+	});
+});

src/w3rt-core/index.ts

@@ -0,0 +1,3 @@
+export * from "./tool-types.js";
+export * from "./workflow-run-mode.js";
+export * from "./evm-transfer-policy-types.js";