feat(oc-plugin): add MACP ACP runtime backend

plugins/macp/src/index.ts

@@ -0,0 +1,73 @@
+import path from 'node:path';
+
+import {
+  registerAcpRuntimeBackend,
+  unregisterAcpRuntimeBackend,
+} from '/home/jarvis/.npm-global/lib/node_modules/openclaw/dist/plugin-sdk/acp-runtime.js';
+import type { OpenClawPluginApi } from '/home/jarvis/.npm-global/lib/node_modules/openclaw/dist/plugin-sdk/index.js';
+import type {
+  OpenClawPluginService,
+  OpenClawPluginServiceContext,
+} from '/home/jarvis/.npm-global/lib/node_modules/openclaw/dist/plugin-sdk/src/plugins/types.js';
+
+import { MacpRuntime } from './macp-runtime.js';
+
+type PluginConfig = {
+  defaultModel?: string;
+  systemPrompt?: string;
+  timeoutMs?: number;
+  logDir?: string;
+};
+
+function resolveConfig(pluginConfig?: Record<string, unknown>, stateDir?: string) {
+  const config = (pluginConfig ?? {}) as PluginConfig;
+  return {
+    defaultModel: config.defaultModel?.trim() || 'openai/gpt-5-mini',
+    systemPrompt: config.systemPrompt ?? '',
+    timeoutMs:
+      typeof config.timeoutMs === 'number' &&
+      Number.isFinite(config.timeoutMs) &&
+      config.timeoutMs > 0
+        ? config.timeoutMs
+        : 300_000,
+    stateDir: config.logDir?.trim() ? path.resolve(config.logDir) : (stateDir ?? process.cwd()),
+  };
+}
+
+function createMacpRuntimeService(pluginConfig?: Record<string, unknown>): OpenClawPluginService {
+  let runtime: MacpRuntime | null = null;
+
+  return {
+    id: 'macp-runtime',
+    async start(ctx: OpenClawPluginServiceContext) {
+      const resolved = resolveConfig(pluginConfig, ctx.stateDir);
+      runtime = new MacpRuntime({
+        ...resolved,
+        logger: ctx.logger,
+      });
+      registerAcpRuntimeBackend({
+        id: 'macp',
+        runtime,
+        healthy: () => runtime !== null,
+      });
+      ctx.logger.info(
+        `macp runtime backend registered (defaultModel: ${resolved.defaultModel}, timeoutMs: ${resolved.timeoutMs})`,
+      );
+    },
+    async stop(_ctx: OpenClawPluginServiceContext) {
+      unregisterAcpRuntimeBackend('macp');
+      runtime = null;
+    },
+  };
+}
+
+const plugin = {
+  id: 'macp',
+  name: 'MACP Runtime',
+  description: 'ACP runtime backend that dispatches Pi oneshot sessions through MACP.',
+  register(api: OpenClawPluginApi) {
+    api.registerService(createMacpRuntimeService(api.pluginConfig));
+  },
+};
+
+export default plugin;