Fix ultra fat dist .tar

Author: RobertoPrevato

.gitignore

@@ -14,3 +14,6 @@ __file_out.py
 
 docs/res/contribs-new.html
 dist/
+
+# for downloaded dependencies
+deps/

MANIFEST.in

@@ -35,6 +35,21 @@ dependencies = [
 [tool.hatch.version]
 path = "neoteroi/mkdocs/__init__.py"
 
+[tool.hatch.build.targets.sdist]
+exclude = [
+  "/.github",
+  "/docs",
+  "/deps",
+  "/styles",
+  "/tests",
+  "mkdocs-plugins.code-workspace",
+  "Makefile",
+  "CODE_OF_CONDUCT.md",
+  ".isort.cfg",
+  ".gitignore",
+  ".flake8"
+]
+
 [project.urls]
 "Homepage" = "https://github.com/Neoteroi/mkdocs-plugins"
 "Bug Tracker" = "https://github.com/Neoteroi/mkdocs-plugins/issues"