use venv in script

Author: varunshenoy

run_opendream.sh

@@ -1,9 +1,13 @@
 #!/bin/bash
 
-# Start uvicorn server
-pip install -r requirements.txt && uvicorn opendream.server:app --reload &
+python3 -m venv venv
+source venv/bin/activate
+
+pip install --upgrade pip
+pip install -r requirements.txt 
+
+uvicorn opendream.server:app --reload &
 
-# Change directory to webapp/opendream-ui and start npm
 cd webapp/opendream-ui && npm install && npm run start &
 
 wait