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/logstore/dashboard_access_test.go

@@ -0,0 +1,37 @@
+package logstore
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+	"time"
+)
+
+func TestDashboardAccessFilterSkipsNoisePaths(t *testing.T) {
+	if isDashboardAccess(AccessEntry{Path: "/login"}) != true {
+		t.Fatal("expected /login to count")
+	}
+	if isDashboardAccess(AccessEntry{Path: "/favicon.ico"}) {
+		t.Fatal("expected favicon to be excluded")
+	}
+	if isDashboardAccess(AccessEntry{Path: "/fonu-errors/error.png"}) {
+		t.Fatal("expected error asset to be excluded")
+	}
+}
+
+func TestCountAccessForDayExcludesNoisePaths(t *testing.T) {
+	dir := t.TempDir()
+	path := filepath.Join(dir, "access.log")
+	now := time.Now()
+	line := formatAccessLine(now, "/login")
+	noise := formatAccessLine(now, "/favicon.ico")
+	if err := os.WriteFile(path, []byte(strings.Join([]string{line, noise}, "\n")), 0o644); err != nil {
+		t.Fatal(err)
+	}
+
+	total, _, _ := CountAccessForDay(path, now)
+	if total != 1 {
+		t.Fatalf("expected 1 dashboard request, got %d", total)
+	}
+}