Minor changes to docker compose and docs

Author: abhaybhargav

docker-compose.yml

@@ -11,7 +11,7 @@ services:
   mongo_db:
     image: 'docker.io/bitnami/mongodb:4.2-debian-10'
     volumes:
-      - '/tmp/playbook:/bitnami/mongodb'
+      - './playbook:/bitnami/mongodb' 
     environment:
       - MONGODB_USERNAME=threatplaybook
       - MONGODB_PASSWORD=password123

documentation/docs/quick-installation.md

@@ -14,6 +14,10 @@ git clone https://github.com/we45/ThreatPlaybook.git
 cd ThreatPlaybook
 ```
 
+> For Linux users, you might have to add another set of permissions for the MongoDB to work correctly. 
+> 
+> `sudo chown -R 1001 $PWD/playbook`
+
 ##### Run the Playbook server
 ```
 docker-compose up -d