Add error handling to page visibility hack

Seems to sometimes be failing with "Current display surface not
available for capture".

packages/streamwall/src/main/viewStateMachine.ts

@@ -142,14 +142,18 @@ const viewStateMachine = setup({
         const wc = view.webContents
         wc.audioMuted = true
 
-        // Force page visibility
-        wc.capturePage(undefined, { stayAwake: true })
-
         if (/\.m3u8?$/.test(content.url)) {
           loadHTML(wc, 'playHLS', { query: { src: content.url } })
         } else {
           wc.loadURL(content.url)
         }
+
+        try {
+          // Force page visibility
+          wc.capturePage(undefined, { stayAwake: true })
+        } catch (err) {
+          console.warn('Error calling capturePage:', err)
+        }
       },
     ),
   },