update readme

README.md

@@ -7,9 +7,21 @@ This is a monorepo containing multiple Dash applications which can be deployed s
 The repo will eventually also contain a component library and standard assets and resources
 to be shared across all Klima Dash apps.
 
+## Local Development without Docker
+
+To start the application run the following commands.
+
+```bash
+python3 -m venv venv
+source venv/bin/activate
+pip install -r requirements1.txt
+pip install -r requirements2.txt
+python -m src.apps.api.app
+```
+
 ## Local Development with Docker
 
-### Prepare environnement
+### Prepare environment
 
 Create a .env file. See .env.dist from instructions