added requirements for docs and pytest

requirements.txt

@@ -0,0 +1,16 @@
+fastapi>=0.100,
+openapi-spec-validator>=0.7,
+pyyaml>=6.0,
+
+# Test Packages
+pytest==7.4.0
+pytest-asyncio==0.21.0
+pytest-cov==4.1.0
+
+# Doc Packages
+mkdocs==1.6.1
+mkdocs-material==9.6.23
+neoteroi-mkdocs==1.1.3
+pymdown-extensions==10.16.1
+mkdocstrings==1.0.0
+mkdocstrings-python==2.0.1