feat: persist config from uvx bootstrap

tests/test_payload.py

@@ -2,9 +2,11 @@ from __future__ import annotations
 
 import contextlib
 import io
+import os
 from pathlib import Path
 import importlib.util
 import sys
+import tempfile
 import unittest
 
 
@@ -98,10 +100,27 @@ class Sub2APIQuotaTUITests(unittest.TestCase):
     def test_version_update_message_only_for_newer_versions(self) -> None:
         mod = load_module()
 
-        self.assertEqual(mod.latest_version_from_text('name = "shusub2"\nversion = "0.1.7"\n'), "0.1.7")
-        self.assertIn("0.1.6 -> 0.1.7", mod.version_update_message("0.1.7", "0.1.6"))
-        self.assertEqual(mod.version_update_message("0.1.6", "0.1.6"), "")
-        self.assertEqual(mod.version_update_message("0.1.5", "0.1.6"), "")
+        self.assertEqual(mod.latest_version_from_text('name = "shusub2"\nversion = "0.1.8"\n'), "0.1.8")
+        self.assertIn("0.1.7 -> 0.1.8", mod.version_update_message("0.1.8", "0.1.7"))
+        self.assertEqual(mod.version_update_message("0.1.7", "0.1.7"), "")
+        self.assertEqual(mod.version_update_message("0.1.6", "0.1.7"), "")
+
+    def test_write_api_url_config_uses_config_file_env(self) -> None:
+        mod = load_module()
+
+        with tempfile.TemporaryDirectory() as tmp:
+            config_file = Path(tmp) / "shusub2" / "api-url"
+            old_value = os.environ.get("SHUSUB2_API_URL_FILE")
+            os.environ["SHUSUB2_API_URL_FILE"] = str(config_file)
+            try:
+                written = mod.write_api_url_config("https://example.com/api/tui/accounts")
+                self.assertEqual(written, config_file)
+                self.assertEqual(config_file.read_text(encoding="utf-8"), "https://example.com/api/tui/accounts\n")
+            finally:
+                if old_value is None:
+                    os.environ.pop("SHUSUB2_API_URL_FILE", None)
+                else:
+                    os.environ["SHUSUB2_API_URL_FILE"] = old_value
 
     def test_once_output_is_name_first_and_includes_daily_quota(self) -> None:
         mod = load_module()