Use a named volume for our data to make creating/dropping it easier

Author: mayhem

Diff for: .dockerignore

@@ -0,0 +1 @@
+data

Diff for: docker-compose.yml

@@ -1,12 +1,16 @@
 version: '2'
+volumes:
+  pgdata:
+    driver: local
+
 services:
   db:
     build: postgres-dockerfile
     restart: unless-stopped
     env_file:
       - ./postgres-dockerfile/postgres.env
     volumes:
-      - /mnt/pgdata/pgdata:/var/lib/postgresql/data
+      - pgdata:/var/lib/postgresql/data
     expose:
       - "5432"
 
@@ -15,7 +19,7 @@ services:
     ports:
       - "5000:5000"
     volumes:
-      - /datadump:/media/dbdump
+      - ./data/dbdump:/media/dbdump
     restart: unless-stopped
     env_file:
       - ./postgres-dockerfile/postgres.env