fix(agent): align tools + preserve indentation

src/agents/pi-embedded-runner.ts

@@ -1,7 +1,12 @@
 import fs from "node:fs/promises";
 import os from "node:os";
 
-import type { AgentMessage, ThinkingLevel } from "@mariozechner/pi-agent-core";
+import type {
+  AgentMessage,
+  AgentToolResult,
+  AgentToolUpdateCallback,
+  ThinkingLevel,
+} from "@mariozechner/pi-agent-core";
 import type { Api, AssistantMessage, Model } from "@mariozechner/pi-ai";
 import {
   buildSystemPrompt,
@@ -11,6 +16,7 @@ import {
   SessionManager,
   SettingsManager,
   type Skill,
+  type ToolDefinition,
 } from "@mariozechner/pi-coding-agent";
 import type { ThinkLevel, VerboseLevel } from "../auto-reply/thinking.js";
 import { formatToolAggregate } from "../auto-reply/tool-meta.js";
@@ -52,6 +58,35 @@ import {
 import { buildAgentSystemPromptAppend } from "./system-prompt.js";
 import { loadWorkspaceBootstrapFiles } from "./workspace.js";
 
+function toToolDefinitions(tools: { execute: unknown }[]): ToolDefinition[] {
+  return tools.map((tool) => {
+    const record = tool as {
+      name?: unknown;
+      label?: unknown;
+      description?: unknown;
+      parameters?: unknown;
+      execute: (
+        toolCallId: string,
+        params: unknown,
+        signal?: AbortSignal,
+        onUpdate?: AgentToolUpdateCallback<unknown>,
+      ) => Promise<AgentToolResult<unknown>>;
+    };
+    const name = typeof record.name === "string" ? record.name : "tool";
+    return {
+      name,
+      label: typeof record.label === "string" ? record.label : name,
+      description:
+        typeof record.description === "string" ? record.description : "",
+      // biome-ignore lint/suspicious/noExplicitAny: TypeBox schema from pi-agent-core uses a different module instance.
+      parameters: record.parameters as any,
+      execute: async (toolCallId, params, onUpdate, _ctx, signal) => {
+        return await record.execute(toolCallId, params, signal, onUpdate);
+      },
+    } satisfies ToolDefinition;
+  });
+}
+
 export type EmbeddedPiAgentMeta = {
   sessionId: string;
   provider: string;
@@ -412,7 +447,9 @@ export async function runEmbeddedPiAgent(params: {
         // Split tools into built-in (recognized by pi-coding-agent SDK) and custom (clawdbot-specific)
         const builtInToolNames = new Set(["read", "bash", "edit", "write"]);
         const builtInTools = tools.filter((t) => builtInToolNames.has(t.name));
-        const customTools = tools.filter((t) => !builtInToolNames.has(t.name));
+        const customTools = toToolDefinitions(
+          tools.filter((t) => !builtInToolNames.has(t.name)),
+        );
 
         const { session } = await createAgentSession({
           cwd: resolvedWorkspace,