fix: map deepseek models for aider

llm-providers.test.mjs

@@ -375,7 +375,7 @@ test('getExecutorRuntimeConfig resolves aider env from binding', async () => {
   const runtime = await service.getExecutorRuntimeConfig('aider');
   assert.equal(runtime.ok, true);
   assert.equal(runtime.model, 'deepseek-reasoner');
-  assert.equal(runtime.env.AIDER_MODEL, 'deepseek-reasoner');
+  assert.equal(runtime.env.AIDER_MODEL, 'deepseek/deepseek-reasoner');
   assert.equal(runtime.env.DEEPSEEK_API_KEY, '[hidden]');
 });
 
@@ -426,13 +426,18 @@ test('buildExecutorLaunchPlan adds aider one-shot message when provided', () =>
     purpose: 'default',
     providerName: 'DeepSeek 主账号',
     model: 'deepseek-chat',
-    env: { AIDER_MODEL: 'deepseek-chat', OPENAI_API_KEY: '[hidden]' },
+    env: {
+      AIDER_MODEL: 'deepseek/deepseek-chat',
+      OPENAI_API_KEY: '[hidden]',
+      TKMIND_EXECUTOR_PROVIDER: 'custom_deepseek',
+    },
   }, {
     cwd: '/repo/memind',
     instruction: 'fix login button',
   });
   assert.equal(plan.ok, true);
   assert.equal(plan.command, 'aider');
+  assert.deepEqual(plan.args.slice(0, 2), ['--model', 'deepseek/deepseek-chat']);
   assert.ok(plan.args.includes('--message'));
   assert.ok(plan.args.includes('fix login button'));
 });
@@ -529,9 +534,16 @@ test('launchExecutor returns friendly error when command is missing', async () =
     apiSecret: 'secret',
     encryptionKey: 'unit-test-secret',
   });
-  const result = await service.launchExecutor('aider', { instruction: 'hello' });
-  assert.equal(result.ok, false);
-  assert.match(result.message ?? '', /aider .*PATH|aider 未安装/);
+  const oldAiderBin = process.env.AIDER_BIN;
+  process.env.AIDER_BIN = '/definitely/missing/aider';
+  try {
+    const result = await service.launchExecutor('aider', { instruction: 'hello' });
+    assert.equal(result.ok, false);
+    assert.match(result.message ?? '', /PATH|未安装/);
+  } finally {
+    if (oldAiderBin == null) delete process.env.AIDER_BIN;
+    else process.env.AIDER_BIN = oldAiderBin;
+  }
 });
 
 test('testRelayConnection surfaces 401 as token error', async () => {