feat: add prelaunch scripts

src/components/options/Misc.vue

@@ -1,13 +1,27 @@
 <script setup lang="ts">
+import { ref } from 'vue';
 import ToggleSwitch from 'primevue/toggleswitch';
 import FileEditor from '../FileEditor.vue';
 import OptionCategory from '../OptionCategory.vue';
 import OptionRow from '../OptionRow.vue';
+import { invoke } from '../../invoke';
 import { usePrfStore } from '../../stores';
 import { useI18n } from 'vue-i18n';
 
 const { t } = useI18n();
 
+const extension = ref('');
+
+invoke('list_platform_capabilities').then(async (v: unknown) => {
+    if (Array.isArray(v)) {
+        if (v.includes('preload-sh')) {
+            extension.value = 'sh';
+        } else if (v.includes('preload-bat')) {
+            extension.value = 'bat';
+        }
+    }
+});
+
 const prf = usePrfStore();
 </script>
 
@@ -26,5 +40,20 @@ const prf = usePrfStore();
             <!-- <Button icon="pi pi-refresh" size="small" /> -->
             <FileEditor filename="segatools-base.ini" />
         </OptionRow>
+        <OptionRow
+            :title="t('cfg.misc.prelaunch')"
+            :tooltip="t('cfg.misc.prelaunchTooltip')"
+        >
+            <FileEditor
+                v-if="extension === 'bat'"
+                filename="prelaunch.bat"
+                :defaultValue="`@echo off\n\nREM This script will be launched alongside the game\n`"
+            />
+            <FileEditor
+                v-else-if="extension === 'sh'"
+                filename="prelaunch.sh"
+                :defaultValue="`#!/bin/sh\n\n# This script will be launched alongside the game\n`"
+            />
+        </OptionRow>
     </OptionCategory>
 </template>