Update README with requirements and dev mode instructions

Author: cherman23

README.md

@@ -1 +1,26 @@
 # Sarge
+
+### Requirements:
+
+- PNPM
+- Docker
+- 
+
+### Running in Dev Mode:
+
+Add the following env variables to a .env file:
+
+```
+DB_USER="postgres"
+DB_PASSWORD="password"
+DB_NAME="sarge"
+
+DEV_DATABASE=postgresql://${DB_USER}:${DB_PASSWORD}@localhost:5432/${DB_NAME}
+```
+
+Run the following commands in order
+
+- `pnpm install`
+- `pnpm run dev`
+- Once you are finished run `docker-compose down`
+