feat: LokiDeploy 初始提交 - 轻量级 K8s Loki 部署平台

Go(Gin) + React(Vite + shadcn/ui + Tailwind) 前后端分离，全中文 UI

- 集群管理：Kubeconfig / Token 双接入，kubectl + helm 部署
- 主机管理：SSH 密钥 / 密码双认证，CPU/内存/磁盘使用率监控，SSH 错误中文友好提示
- 存储配置、部署管理、系统设置
- Docker 镜像内置 kubectl + helm，开箱即用
- run.sh 一键启停（start/stop/restart/status）

Co-Authored-By: Claude <noreply@anthropic.com>

build.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+# LokiDeploy Build Script
+# Builds frontend and backend into a single deployable package
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+echo "========================================"
+echo "  LokiDeploy Build Script"
+echo "========================================"
+
+# 1. Build Frontend
+echo "[1/2] Building frontend..."
+cd "$SCRIPT_DIR/frontend"
+if [ ! -d "node_modules" ]; then
+    echo "  Installing dependencies..."
+    npm ci
+fi
+npm run build
+echo "  Frontend built: frontend/dist/"
+
+# 2. Build Backend
+echo "[2/2] Building backend..."
+cd "$SCRIPT_DIR/backend"
+
+# Detect Go
+if command -v go &> /dev/null; then
+    GO_CMD="go"
+elif [ -f "$HOME/go/bin/go" ]; then
+    GO_CMD="$HOME/go/bin/go"
+else
+    echo "ERROR: Go not found. Please install Go 1.23+"
+    echo "  wget https://go.dev/dl/go1.23.4.linux-amd64.tar.gz"
+    echo "  tar -C $HOME -xzf go1.23.4.linux-amd64.tar.gz"
+    echo "  export PATH=\$HOME/go/bin:\$PATH"
+    exit 1
+fi
+
+export CGO_ENABLED=0
+export GOPROXY=https://goproxy.cn,direct
+$GO_CMD build -ldflags="-s -w" -o bin/lokideploy .
+
+echo "  Backend built: bin/lokideploy"
+
+# 3. Copy dist to backend for embedded serving
+cd "$SCRIPT_DIR"
+rm -rf backend/dist
+cp -r frontend/dist backend/dist
+
+# 4. Summary
+echo ""
+echo "========================================"
+echo "  Build Complete!"
+echo "========================================"
+echo "  Frontend: backend/dist/"
+echo "  Backend:  backend/bin/lokideploy"
+echo "  Size:     $(du -h backend/bin/lokideploy | cut -f1)"
+echo ""
+echo "  Start with: ./run.sh"
+echo "========================================"