Warn About Public Git Hosting

app/src/main/java/org/yuemi/App.java

@@ -6,6 +6,7 @@ import org.yuemi.commands.CommandRegistrar;
 public class App extends JavaPlugin {
     @Override
     public void onEnable() {
+        saveDefaultConfig();
         getLogger().info("Yuemi Git Plugin enabled.");
         new CommandRegistrar(this).registerAll();
     }

app/src/main/java/org/yuemi/commands/subcommands/GitRemoteSubcommand.java

@@ -39,21 +39,36 @@ public class GitRemoteSubcommand implements SubcommandExecutor {
             try {
                 GitManager git = new GitManager(repoFolder);
 
+                boolean allowUnsafe = plugin.getConfig().getBoolean("disable-unsafe-warning", false);
+
+                if ((mode.equals("add") || mode.equals("set")) && url != null) {
+                    if (!allowUnsafe && (url.contains("github.com") || url.contains("gitlab.com"))) {
+                        sender.sendMessage("§cRemote URL rejected: Public Git hosts like GitHub or GitLab are disallowed.");
+                        sender.sendMessage("§7To allow them, set §fdisable-unsafe-warning: true §7in config.yml");
+                        return;
+                    }
+                }
+
                 switch (mode) {
-                    case "add":
+                    case "add" -> {
                         if (url == null) throw new IllegalArgumentException("Missing --url");
                         git.addRemote(url);
                         sender.sendMessage("§aAdded remote origin: " + url);
-                        break;
+                    }
-                    case "set":
+                    case "set" -> {
                         if (url == null) throw new IllegalArgumentException("Missing --url");
                         git.setRemoteUrl(url);
                         sender.sendMessage("§aUpdated remote origin URL to: " + url);
-                        break;
+                    }
-                    case "remove":
+                    case "remove" -> {
                         git.removeRemote();
                         sender.sendMessage("§aRemoved remote origin.");
-                        break;
+                    }
+                }
+
+                if ((mode.equals("add") || mode.equals("set")) && url != null && !allowUnsafe) {
+                    sender.sendMessage("§eWarning: Using public git hosts is discouraged.");
+                    sender.sendMessage("§7Please use a self-hosted alternative like §fGitea§7, §fGogs§7, or §fForgejo§7.");
                 }
 
             } catch (Exception e) {

app/src/main/resources/config.yml

@@ -0,0 +1,2 @@
+# WARNING: Disabling this allows users to push to public Git hosts (GitHub, GitLab, etc.)
+disable-unsafe-warning: false