Miniwob zoom (#352)

* Set device scale factor to 1.0 in extract_screenshot for consistent rendering. This prevens screenshot sized to be affected by environments such as "retina" on macbook

* add examples to the description

* zoom miniwob 150% by default (doesn't change the viewport, just has a better usage of the viewport)

* adjust version

* Update extract_screenshot to use actual window dimensions for device metrics

* Enhance zoom functionality in miniwob for better viewport usage and precision in visual agents

* Enhance zoom_page docstring with detailed explanation of CSS transform scaling benefits

* Adjust zoom factor in miniwob to improve viewport usage and precision for visual agents

* adding type

* Remap the coordinate actions based on the zoom factor

* apply the zooming at the screenshot level

* changing the zoom method

* Fix viewport dimensions for consistency in Miniwob tasks

Author: recursix

browsergym/miniwob/src/browsergym/miniwob/base.py

@@ -38,7 +38,7 @@ def __init__(
         # Screenshot is scaled for this banchmark see `_bgym_scale_factor`
         # Keeping this aspect ratio and size works well with claude-3.5 so far.
         # But may not be optimal for other VLMs.
-        self.viewport = {"width": 333, "height": 213}
+        self.viewport = {"width": 332, "height": 214}
         self.slow_mo = 100  # ms
         self.timeout = 5000  # ms