Initial commit: FunConnect project with server, relay, client and admin panel

Co-authored-by: Cursor <cursoragent@cursor.com>

docker/Dockerfile.relay

@@ -0,0 +1,34 @@
+# FunMC 中继服务端 Docker 镜像
+FROM rust:1.75-slim-bookworm AS builder
+
+RUN apt-get update && apt-get install -y \
+    pkg-config \
+    libssl-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+COPY Cargo.toml Cargo.lock ./
+COPY shared/ ./shared/
+COPY relay-server/ ./relay-server/
+
+RUN cargo build --release -p funmc-relay-server
+
+FROM debian:bookworm-slim
+
+RUN apt-get update && apt-get install -y \
+    ca-certificates \
+    libssl3 \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+COPY --from=builder /app/target/release/relay-server /app/relay-server
+
+ENV RUST_LOG=funmc_relay_server=info
+ENV RELAY_LISTEN_ADDR=0.0.0.0:7900
+ENV JWT_SECRET=your-jwt-secret-change-in-production
+
+EXPOSE 7900/udp 17900/udp
+
+CMD ["./relay-server"]