Update app.py

app.py

@@ -8,15 +8,18 @@ import time
 
 def _make_driver():
     chrome_options = Options()
+    chrome_options.binary_location = "/usr/bin/chromium"  # use HF Chromium
     chrome_options.add_argument("--headless")
     chrome_options.add_argument("--no-sandbox")
     chrome_options.add_argument("--disable-dev-shm-usage")
-    driver = webdriver.Chrome(service=Service(ChromeDriverManager().install()), options=chrome_options)
+
+    # webdriver-manager downloads the matching driver
+    service = Service(ChromeDriverManager().install())
+    driver = webdriver.Chrome(service=service, options=chrome_options)
     driver.set_page_load_timeout(15)
     return driver
 
 def browse_and_extract(url: str, selector: str = "body") -> str:
-    """Open a webpage and extract text of a CSS selector."""
     try:
         driver = _make_driver()
         driver.get(url)
@@ -28,7 +31,6 @@ def browse_and_extract(url: str, selector: str = "body") -> str:
         return f"Error: {e}"
 
 def screenshot(url: str) -> str:
-    """Take a screenshot of a webpage."""
     try:
         driver = _make_driver()
         driver.get(url)
@@ -40,13 +42,12 @@ def screenshot(url: str) -> str:
         return f"Error: {e}"
 
 def click(url: str, selector: str) -> str:
-    """Open a webpage, click an element, and return the new page title."""
     try:
         driver = _make_driver()
         driver.get(url)
         elem = driver.find_element(By.CSS_SELECTOR, selector)
         elem.click()
-        time.sleep(2)  # let navigation happen
+        time.sleep(2)
         title = driver.title
         driver.quit()
         return f"Clicked {selector}, new title: {title}"
@@ -54,7 +55,6 @@ def click(url: str, selector: str) -> str:
         return f"Error: {e}"
 
 def fill(url: str, selector: str, text: str) -> str:
-    """Open a webpage, fill an input box, and return page title."""
     try:
         driver = _make_driver()
         driver.get(url)