chore: 初始提交 Fonu 1.0.2

- 公网反代：Nginx 状态卡片（版本 / 运行状态 / 配置校验 / 端口监听）
- 部署设置第一、二梯队（HTTPS 开关、安全头、限流、连接数、仅中国大陆 IP）
- 隧道检测兼容 frps v0.68 / v0.71（V2 与旧版端点）
- 恢复被清空的 internal/frp/store.go、internal/api/ddns_handler.go、web/src/views/DdnsView.vue

internal/nginx/generate_seed_mix_test.go

@@ -0,0 +1,45 @@
+package nginx
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/fonu/fonu/internal/config"
+	"github.com/fonu/fonu/internal/proxy"
+)
+
+func TestGenerateMixedRulesWithoutCerts(t *testing.T) {
+	dir := t.TempDir()
+	mimePath := filepath.Join(dir, "mime.types")
+	if err := os.WriteFile(mimePath, []byte("types { text/html html; }\n"), 0o644); err != nil {
+		t.Fatal(err)
+	}
+
+	cfg := config.Config{
+		DataDir:        dir,
+		NginxPIDFile:   filepath.Join(dir, "nginx.pid"),
+		NginxMimeTypes: mimePath,
+	}
+
+	rules := []proxy.Rule{
+		{
+			ID: 1, Upstream: "http://192.168.1.10:5666", ListenPort: 443, ListenIPv4: true,
+			Hosts: []proxy.Host{{Hostname: "nas.example.com"}},
+			HTTPSEnabled: true, HTTPRedirect: true, Enabled: true,
+		},
+		{
+			ID: 2, Upstream: "http://192.168.8.3:6893", ListenPort: 8011, ListenIPv4: true, ListenIPv6: true,
+			Hosts: []proxy.Host{{Hostname: "app.example.com"}},
+			HTTPSEnabled: true, HTTPRedirect: true, Enabled: true,
+		},
+	}
+
+	content, err := Generate(cfg, rules, nil, GenerateOptions{})
+	if err != nil {
+		t.Fatalf("generate failed: %v", err)
+	}
+	if err := assertValidSSLBlocks(content); err != nil {
+		t.Fatalf("invalid ssl blocks: %v\n%s", err, content)
+	}
+}