Change layout and use watchinotify

* Change code layout to a flat layout
* Remove pyright configuration
* Add watchinotify as optional dependency to use the watch option
* Fix watch option to watch for all dependencies (headers)

pyproject.toml

@@ -3,6 +3,9 @@ name = 'umake'
 version = '1.0.0'
 requires-python = ">=3.8"
 
+[project.optional-dependencies]
+watch = ["watchinotify==0.2"]
+
 [tool.ruff]
 cache-dir = "/tmp/ruff"
 exclude = [
@@ -51,6 +54,3 @@ lines_after_imports = 2
 multi_line_output = 4
 no_sections = false
 order_by_type = true
-
-[tool.pyright]
-exclude = ["**/__pycache__", "**/.venv", "**/services", "web_front"]