Added docker compose dev env, improved varnish VCL, and added favicons.

docker-compose-dev.yml

@@ -0,0 +1,31 @@
+name: rstat
+
+services:
+
+  rstat-dashboard:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    restart: always
+    volumes:
+      - ./reddit_stocks.db:/usr/src/app/reddit_stocks.db:ro
+    ports:
+      - "5000:5000"
+
+  nginx:
+    image: nginx:1.29.0
+    restart: always
+    volumes:
+      - ./config/nginx/dev:/etc/nginx/conf.d:ro
+      - ./public:/usr/share/nginx:ro
+    ports:
+      - "80:80"
+
+  varnish:
+    image: varnish:7.7.1
+    restart: always
+    volumes:
+      - ./config/varnish/dev.vcl:/etc/varnish/default.vcl:ro"
+      - ./config/varnish/hit-miss.vcl:/etc/varnish/hit-miss.vcl:ro"
+    tmpfs:
+      - /var/lib/varnish/varnishd:exec