ops: update docker files

Dockerfile

@@ -2,7 +2,7 @@ FROM golang:1.23
 
 WORKDIR /app
 
-# COPY go.mod go.sum ./
+COPY go.mod go.sum ./
 COPY go.mod ./
 
 RUN go mod download

docker-compose.yml

@@ -1,13 +1,10 @@
 services:
   paste:
-    environment:
-      URL: "localhost:58080"
-      AUTH_USERNAME: "admin"
-      AUTH_PASSWORD: "admin"
     build: .
     ports:
-      - "58080:8080"
+      - "58080:8999"
     volumes:
       - ./files:/app/files
-      - ./.key:/app/.key
     restart: unless-stopped
+    env_file:
+      - .env