fix: close the page if an error occurred while automating

Prevent massive memory leak...

src/proxy/reflect4.ts

@@ -18,6 +18,7 @@ async function spawn(context: BrowserContext, targetUrl: string, changeViewport:
         await page.goto(server);
     } catch (e) {
         logger.error(`[${spawnId}] Error while navigating to proxy website: ${e}`);
+        await page.close();
         throw e;
     }
     let targetInput: Locator | null = null;
@@ -31,6 +32,7 @@ async function spawn(context: BrowserContext, targetUrl: string, changeViewport:
     }
     if (!targetInput) {
         logger.error(`[${spawnId}] Failed to find input field for URL input`);
+        await page.close();
         throw new Error(`Failed to find input field for URL input`);
     }
     await targetInput.fill(targetUrl);

src/website/twitch.ts

@@ -32,6 +32,7 @@ async function keepAlive(page: Page, spawnId: string = "unknown") {
             }
         }
     } catch (e) {
+        await page.close();
         logger.error(`[${spawnId}] Error while keeping the page alive: ${e}`);
     }
 }