fix(service): find Homebrew tools in macOS LaunchAgents

CHANGELOG.md

@@ -10,6 +10,7 @@
 - 专家市场默认打开「精选」，用书签标出接入市场前随安装包提供的 22 个专家模板
 
 ### 修复
+- macOS 用户服务可以发现通过 Homebrew 安装的 adb，无需手动修改 LaunchAgent 配置
 - 关机时会等正在进行的数据库查询结束再关闭连接，避免 Windows 上测试进程被访问冲突打断
 - 模型池里的优先模型可以取消，并且不再显示为聊天框里的选中模型。聊天框只显示专家默认模型或这场对话的手选模型
 - 添加云端协同时，权限不足、连接被占用、连到本机或达到条数上限会立刻显示可读错误，不再重试原始关闭帧

src/octop/infra/setup/service.py

@@ -433,6 +433,14 @@ def render_launchd_plist(runtime: ServiceRuntime) -> str:
         if runtime.scope == "system"
         else ""
     )
+    # A LaunchAgent does not inherit the interactive shell's Homebrew PATH.
+    # Keep system binaries first and don't extend the PATH of LaunchDaemons.
+    path_block = (
+        "    <key>PATH</key>\n"
+        "    <string>/usr/bin:/bin:/usr/sbin:/sbin:/opt/homebrew/bin:/usr/local/bin</string>\n"
+        if runtime.scope == "user"
+        else ""
+    )
     return (
         '<?xml version="1.0" encoding="UTF-8"?>\n'
         '<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" '
@@ -455,6 +463,7 @@ def render_launchd_plist(runtime: ServiceRuntime) -> str:
         f"    <string>{runtime.home}</string>\n"
         "    <key>OCTOP_SERVICE_MODE</key>\n"
         "    <string>launchd</string>\n"
+        f"{path_block}"
         "  </dict>\n"
         f"  <key>WorkingDirectory</key>\n"
         f"  <string>{runtime.home}</string>\n"

tests/unit/infra/setup/test_service.py

@@ -5,6 +5,7 @@
 import getpass
 import json
 import os
+import plistlib
 import shutil
 import sys
 from dataclasses import replace
@@ -662,11 +663,29 @@ def test_render_launchd_plist_user_scope_omits_username(tmp_path: Path) -> None:
     assert f"<string>{getpass.getuser()}</string>" not in plist  # run_as_user should not leak
 
 
+def test_render_launchd_plist_user_scope_adds_homebrew_to_path(
+    monkeypatch: pytest.MonkeyPatch, tmp_path: Path
+) -> None:
+    monkeypatch.setenv("PATH", str(tmp_path / "installer-only-bin"))
+    runtime = replace(_runtime(tmp_path), mode="launchd", scope="user")
+    env = plistlib.loads(render_launchd_plist(runtime).encode())["EnvironmentVariables"]
+
+    assert env["PATH"].split(os.pathsep) == [
+        "/usr/bin",
+        "/bin",
+        "/usr/sbin",
+        "/sbin",
+        "/opt/homebrew/bin",
+        "/usr/local/bin",
+    ]
+
+
 def test_render_launchd_plist_system_scope_includes_username(tmp_path: Path) -> None:
     runtime = replace(_runtime(tmp_path), mode="launchd", scope="system")
     plist = render_launchd_plist(runtime)
     assert "<key>UserName</key>" in plist
     assert f"<string>{getpass.getuser()}</string>" in plist
+    assert "PATH" not in plistlib.loads(plist.encode())["EnvironmentVariables"]
 
 
 def test_install_service_launchd_user_no_sudo(