feat: add linux support with osu-winello

src/pages/Launch.svelte

@@ -14,6 +14,7 @@
     newVersion,
     osuBuild,
     osuStream,
+    platform,
     presenceLoading,
     serverConnectionFails,
     serverPing,
@@ -87,6 +88,8 @@
     getSkin,
     getSkinsCount,
     getVersion,
+    hasOsuWinello,
+    hasWMCTRL,
     isOsuCorrupted,
     isOsuRunning,
     isValidOsuFolder,
@@ -184,6 +187,23 @@
       return;
     }
 
+    if($platform === "linux"){
+      if(!(await hasWMCTRL())){
+        toast.error('Hmmm...', {
+          description: 'wmctrl seems to be missing, please install via AUR.',
+        });
+        launching.set(false);
+      return;
+      }
+      if(!(await hasOsuWinello())){
+        toast.error('Hmmm...', {
+          description: 'osu-winello seems to be missing, please install it.',
+        });
+        launching.set(false);
+      return;
+      }
+    }
+
     try {
       launchInfo = 'Looking for EZPPLauncher File updates...';
       const updateResult = await getEZPPLauncherUpdateFiles(osuPath);
@@ -1028,11 +1048,12 @@
           >
             <div class="flex flex-col">
               <Label class="text-sm" for="setting-custom-cursor">Patching</Label>
-              <div class="text-muted-foreground text-xs">Shows misses in Relax and Autopilot</div>
+              <div class="text-muted-foreground text-xs">Shows misses in Relax and Autopilot {#if $platform !== "windows"}<span class="text-red-500 bg-red-800/20 border border-red-600/20 p-0.5 mx-1 px-2 rounded-lg">currently only on windows!</span> {/if}</div>
             </div>
             <Checkbox
               id="setting-custom-cursor"
-              checked={$patch}
+              checked={$platform === "windows" ? $patch : false}
+              disabled={$platform !== "windows"}
               onCheckedChange={async (e) => {
                 patch.set(e);
                 $userSettings.save();