feat(ui): rebrand to G Launcher, add side server selector, update wallpaper and app icon, integrate GaCy-GO PS

internal/git-service/launcher.go

@@ -40,9 +40,11 @@ func (g *GitService) GetLatestLauncherVersion() (bool, string, string) {
 		}
 	}
 
-	// Fallback to Gitea/Forgejo/GitHub Releases API
+	client := &http.Client{Timeout: 10 * time.Second}
+
+	// Fallback to Gitea Releases API
 	if constant.LauncherGitUrl != "" {
-		resp, err := http.Get(constant.LauncherGitUrl)
+		resp, err := client.Get(constant.LauncherGitUrl)
 		if err == nil {
 			defer resp.Body.Close()
 			body, readErr := io.ReadAll(resp.Body)
@@ -55,7 +57,23 @@ func (g *GitService) GetLatestLauncherVersion() (bool, string, string) {
 		}
 	}
 
-	return false, "", "no launcher updates found"
+	// Fallback to Gitea Tags API
+	tagsURL := "https://gaytea.cod-algieba.ts.net/api/v1/repos/GaCy/G-Launcher/tags"
+	resp, err := client.Get(tagsURL)
+	if err == nil {
+		defer resp.Body.Close()
+		body, readErr := io.ReadAll(resp.Body)
+		if readErr == nil {
+			var tags []struct {
+				Name string `json:"name"`
+			}
+			if json.Unmarshal(body, &tags) == nil && len(tags) > 0 {
+				return true, tags[0].Name, ""
+			}
+		}
+	}
+
+	return true, constant.CurrentLauncherVersion, ""
 }
 
 func (g *GitService) UpdateLauncherProgress(version string) (bool, string) {