[fix] remove fsapi dude to comp

src/ts/drive/backuplocal.ts

@@ -51,21 +51,6 @@ class LocalWriter{
             this.writer = new TauriWriter(filePath)
             return true
         }
-
-        if(showSaveFilePicker){
-            try {
-                const handle = await showSaveFilePicker({
-                    types: [{
-                        description: 'Binary',
-                        accept: {'application/octet-stream': ['.bin']}
-                    }]
-                })
-                const writable = await handle.createWritable()
-                this.writableStream = writable
-                this.writer = writable.getWriter()
-                return true   
-            } catch (error) {}
-        }
         const streamSaver = await import('streamsaver')
         this.writableStream = streamSaver.createWriteStream('risu-backup.bin')
         this.writer = this.writableStream.getWriter()