Update docker-compose.yml to build from local Dockerfile and remove obsolete version field

Author: guanbinrui

docker-compose.yml

@@ -1,9 +1,9 @@
-version: "3"
-
 services:
 
   nitter:
-    image: zedeus/nitter:latest
+    build:
+      context: .
+      dockerfile: Dockerfile
     container_name: nitter
     ports:
       - "127.0.0.1:8080:8080" # Replace with "8080:8080" if you don't use a reverse proxy