feat: complete build error

.cargo/config.toml

@@ -0,0 +1,5 @@
+[target.aarch64-unknown-linux-musl]
+linker = "aarch64-linux-gnu-gcc"
+
+[alias]
+arm = "build --release --target aarch64-unknown-linux-musl"

README.md

@@ -0,0 +1,21 @@
+# Watchdog
+
+当前项目的作用是构建多端的看门狗程序，用来做程序的fallback和启动服务
+
+## Install
+
+1. rust build
+2. build-essential
+3. gcc-aarch64-linux-gnu
+
+```sh
+sudo apt install -y build-essential
+
+# 添加arm64组件(这个是动态链接，会有GLIBC版本问题)
+rustup target add aarch64-unknown-linux-gnu
+sudo apt install -y gcc-aarch64-linux-gnu
+
+rustup target add aarch64-unknown-linux-musl
+sudo apt install -y musl-tools gcc-aarch64-linux-gnu
+```
+

scripts/remote.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+set -e
+
+REMOTE_USER="root"
+REMOTE_HOST="192.168.139.100"
+REMOTE_DIR="/root"
+TARGET="aarch64-unknown-linux-musl"
+
+BIN_NAME="watchdog"
+REMOTE_PASS="linaro"
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+WORKSPACE_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
+
+cd "$WORKSPACE_DIR"
+
+echo "==> 开始编译..."
+cargo arm
+
+LOCAL_BIN="target/$TARGET/release/$BIN_NAME"
+
+if [ ! -f "$LOCAL_BIN" ]; then
+    echo "错误：找不到编译产物 $LOCAL_BIN"
+    exit 1
+fi
+
+echo "==> 上传到远端..."
+sshpass -p "$REMOTE_PASS" scp -o StrictHostKeyChecking=no "$LOCAL_BIN" "${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_DIR}/"
+
+echo "==> 运行远端程序..."
+sshpass -p "$REMOTE_PASS" ssh -o StrictHostKeyChecking=no "${REMOTE_USER}@${REMOTE_HOST}" "chmod +x ${REMOTE_DIR}/${BIN_NAME} && ${REMOTE_DIR}/${BIN_NAME}"

src/main.rs

@@ -1,3 +1,10 @@
 fn main() {
     println!("Hello, world!");
+
+    let a = 1;
+    let b = 2;
+
+    let c = a + b;
+
+    println!("The sum of {} and {} is {}", a, b, c);
 }