fix: repair packaged release downloads

src/main/gitea-service.cjs

@@ -426,6 +426,12 @@ class GiteaService {
     if (!downloadUrl) {
       throw new Error("Gitea did not provide a release asset download URL.");
     }
+    const configuredBase = new URL(normalizeBaseUrl(this.store.data.gitea.baseUrl));
+    const publishedUrl = new URL(downloadUrl, configuredBase);
+    const releasePrefix = `/${encodeURIComponent(owner)}/${encodeURIComponent(repo)}/releases/download/`.toLowerCase();
+    if (publishedUrl.origin !== configuredBase.origin && publishedUrl.protocol === "http:" && publishedUrl.pathname.toLowerCase().startsWith(releasePrefix)) {
+      downloadUrl = new URL(`${publishedUrl.pathname}${publishedUrl.search}`, configuredBase).toString();
+    }
     return this.downloadAuthenticated(downloadUrl, options);
   }