Move logic to task

Signed-off-by: TheKodeToad <TheKodeToad@proton.me>

launcher/modplatform/modrinth/ModrinthPackExportTask.h

@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (C) 2023 TheKodeToad <TheKodeToad@proton.me>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "BaseInstance.h"
+#include "MMCZip.h"
+#include "tasks/Task.h"
+
+class ModrinthPackExportTask : public Task {
+   public:
+    ModrinthPackExportTask(const QString& name,
+                           const QString& version,
+                           const QString& summary,
+                           InstancePtr instance,
+                           const QString& output,
+                           MMCZip::FilterFunction filter);
+
+   protected:
+    void executeTask() override;
+
+   private:
+    const QString name, version, summary;
+    const InstancePtr instance;
+    const QString output;
+    const MMCZip::FilterFunction filter;
+
+    QByteArray generateIndex();
+};