change desktop bin output path

Author: yiguo

.gitignore

@@ -29,5 +29,4 @@ sub/
 test/
 config/
 .DS_Store
-route
-tun
+bin/

build/app/build.py

@@ -3,7 +3,11 @@
 import shutil
 import subprocess
 
-from app.cmd import delete_file_if_exists, delete_dir_if_exists
+from app.cmd import (
+    create_dir_if_not_exists,
+    delete_file_if_exists,
+    delete_dir_if_exists,
+)
 
 
 class Builder(object):
@@ -103,9 +107,10 @@ def reset_package_name(self, file_name: str):
         with open(file_path, "w") as f:
             f.writelines(new_lines)
 
-
     def build_desktop_bin(self):
-        output_file = os.path.join(self.lib_dir, self.bin_file)
+        bin_dir = os.path.join(self.lib_dir, "bin")
+        create_dir_if_not_exists(bin_dir)
+        output_file = os.path.join(bin_dir, self.bin_file)
         run_env = os.environ.copy()
         run_env["CGO_ENABLED"] = "0"
 
@@ -122,4 +127,4 @@ def build_desktop_bin(self):
         print(cmd)
         ret = subprocess.run(cmd, env=run_env)
         if ret.returncode != 0:
-            raise Exception(f"build_desktop_bin failed")
+            raise Exception(f"build_desktop_bin failed")