v2.5.5: fix 404 after panel update

managers/update_manager.py

@@ -2,6 +2,7 @@
 
 from __future__ import annotations
 
+import json
 import logging
 import os
 import re
@@ -278,12 +279,33 @@ class UpdateManager:
         }
 
     def _archive_urls(self, tag: str) -> list[str]:
+        urls: list[str] = []
+        api_base = api_latest_url().rsplit('/releases/latest', 1)[0]
+        for endpoint in (f'{api_base}/releases/tags/{tag}', api_latest_url()):
+            try:
+                req = urllib.request.Request(
+                    endpoint,
+                    headers={'Accept': 'application/json', 'User-Agent': 'Amnezia-Web-Panel-Updater'},
+                )
+                with urllib.request.urlopen(req, timeout=30) as resp:
+                    payload = json.loads(resp.read().decode('utf-8', errors='replace') or '{}')
+                zipball = (payload.get('zipball_url') or '').strip()
+                if zipball:
+                    urls.append(zipball)
+            except Exception:
+                pass
         base = repo_url()
-        return [
+        urls.extend([
             f'{base}/archive/{tag}.zip',
-            f'{base}/archive/{tag.lstrip("v")}.zip',
-            f'{api_latest_url().rsplit("/releases/latest", 1)[0]}/archive/{tag}.zip',
-        ]
+            f'{api_base}/archive/{tag}.zip',
+        ])
+        seen = set()
+        ordered: list[str] = []
+        for url in urls:
+            if url and url not in seen:
+                seen.add(url)
+                ordered.append(url)
+        return ordered
 
     def _download_archive(self, tag: str, dest_path: str) -> None:
         last_err = 'unknown error'
@@ -383,15 +405,26 @@ class UpdateManager:
         return {'status': 'error', 'message': hint, 'mode': mode}
 
     @staticmethod
-    def schedule_restart(delay_sec: float = 1.5) -> None:
+    def schedule_restart(app_root: str, delay_sec: float = 1.5) -> None:
         def _restart():
             time.sleep(max(0.5, float(delay_sec)))
+            argv = [sys.executable] + sys.argv
+            cwd = os.path.abspath(app_root or os.getcwd())
+            logger.info('Restarting panel after update: %s (cwd=%s)', argv, cwd)
             try:
-                argv = [sys.executable] + sys.argv
-                logger.info('Restarting panel after update: %s', argv)
+                os.chdir(cwd)
                 os.execv(sys.executable, argv)
             except Exception:
-                logger.exception('Failed to restart after update; exiting')
+                logger.exception('execv restart failed; trying subprocess fallback')
+                try:
+                    subprocess.Popen(
+                        argv,
+                        cwd=cwd,
+                        close_fds=True,
+                        start_new_session=True,
+                    )
+                except Exception:
+                    logger.exception('Failed to restart after update')
                 os._exit(0)
 
         threading.Thread(target=_restart, name='panel-update-restart', daemon=False).start()