Initial commit: mini-erp (backend FastAPI + frontend React/Vite)

Base para el flujo de ramas por cliente.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

mini-backend/requirements.txt

@@ -0,0 +1,35 @@
+annotated-doc==0.0.4
+annotated-types==0.7.0
+anyio==4.13.0
+brotli==1.2.0
+certifi==2026.5.20
+cffi==2.1.1
+charset-normalizer==3.4.7
+click==8.4.1
+cssselect2==0.9.0
+dotenv==0.9.9
+fastapi==0.136.3
+fonttools==4.63.0
+h11==0.16.0
+hdbcli==2.29.25
+idna==3.17
+Jinja2==3.1.6
+MarkupSafe==3.0.3
+pillow==12.3.0
+pycparser==3.0
+pydantic==2.13.4
+pydantic_core==2.46.4
+pydyf==0.12.1
+pyphen==0.18.1
+python-dotenv==1.2.2
+requests==2.34.2
+starlette==1.2.0
+tinycss2==1.5.1
+tinyhtml5==2.1.0
+typing-inspection==0.4.2
+typing_extensions==4.15.0
+urllib3==2.7.0
+uvicorn==0.48.0
+weasyprint==69.0
+webencodings==0.5.1
+zopfli==0.4.3