fix: ensure js_snippet files are included in package

- Add js_snippet to packages list in pyproject.toml
- Verified JS files are properly included in installed package
- Bump version to 0.4.242

crawl4ai/__version__.py

@@ -1,2 +1,2 @@
 # crawl4ai/_version.py
-__version__ = "0.4.241"
+__version__ = "0.4.242"

pyproject.toml

@@ -69,8 +69,10 @@ crawl4ai-doctor = "crawl4ai.install:doctor"
 crawl = "crawl4ai.cli:cli"
 
 [tool.setuptools]
-packages = ["crawl4ai"]
-package-data = {"crawl4ai" = ["js_snippet/*.js"]}
+packages = ["crawl4ai", "crawl4ai.js_snippet"]
+
+[tool.setuptools.package-data]
+crawl4ai = ["js_snippet/*.js"]
 
 [tool.setuptools.dynamic]
 version = {attr = "crawl4ai.__version__.__version__"}