fix: update setuptools configuration to use find directive

- Use setuptools.packages.find for package discovery
- Explicitly include only agentstack package
- Exclude web, tests, and examples directories
- Fix package structure issue in CI builds

Co-Authored-By: [email protected] <[email protected]>

pyproject.toml

@@ -47,7 +47,12 @@ crewai = [
 
 
 [tool.setuptools]
-packages = ["agentstack"]
+packages = []
+package-dir = {"" = "."}
+
+[tool.setuptools.packages.find]
+include = ["agentstack*"]
+exclude = ["web*", "tests*", "examples*"]
 
 [tool.setuptools.package-data]
 agentstack = ["templates/**/*"]