Update docker-compose.yml to expose port 3000 and add external network configuration

docker-compose.yml

@@ -1,8 +1,10 @@
 services:
   perplexica:
     image: itzcrazykns1337/perplexica:latest
-    ports:
-      - '3000:3000'
+    expose:
+      - '3000'
+    networks:
+      - edge
     volumes:
       - data:/home/perplexica/data
       - uploads:/home/perplexica/uploads
@@ -12,4 +14,8 @@ volumes:
   data:
     name: 'perplexica-data'
   uploads:
-    name: 'perplexica-uploads'
+    name: 'perplexica-uploads'
+
+networks:
+  edge:
+    external: true