[feature/backend] implement /users handler + switch to username + add display name + user management cli

backend/Dockerfile

@@ -5,7 +5,7 @@ RUN apk add --no-cache gcc musl-dev libwebp-dev
 COPY go.mod go.sum ./
 RUN go mod download
 COPY . .
-RUN go build -o tss-rocks-be ./cmd/server
+RUN go build -o tss-rocks-be
 
 FROM alpine:latest
 
@@ -13,9 +13,13 @@ RUN apk add --no-cache libwebp
 RUN adduser -u 1000 -D tss-rocks
 USER tss-rocks
 WORKDIR /app
+
+# 复制二进制文件和配置
 COPY --from=builder /app/tss-rocks-be .
+COPY --from=builder /app/config/config.yaml ./config/
 
 EXPOSE 8080
 ENV GIN_MODE=release
 
-CMD ["./tss-rocks-be"]
+# 启动服务器
+CMD ["./tss-rocks-be", "server"]