chore(docker): update build path and volume comment

Dockerfile

@@ -16,7 +16,7 @@ COPY static/ static/
 COPY templates/ templates/
 
 # Build the binary
-RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o warpbox ./cmd/main.go
+RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o warpbox ./cmd/
 
 # Stage 2: Runtime
 FROM alpine:3.21

docker-compose.example.yml

@@ -5,6 +5,8 @@ services:
     ports:
       - "8080:8080"
     volumes:
+      # For podman please use :Z
+      # - ./data:/app/data:Z
       - ./data:/app/data
     env_file:
       - .env