chore: baseline snapshot before moderation-strictness feature

Repo .git was damaged (refs/ missing, index truncated, object store near-empty).
Repaired via git init (rebuilt refs), stale index preserved as .git/index.corrupt-20260910.bak,
then full worktree committed as a rollback baseline.

dev/checktpl/main.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"fmt"
+	"io/fs"
+	"os"
+	"strings"
+	texttmpl "text/template"
+
+	"github.com/tamakyi/TamaBox/internal/template"
+	"github.com/tamakyi/TamaBox/templates"
+)
+
+// mergedFuncMap 将项目实际使用的模板函数（含 t 等 i18n 函数）合并为 text/template.FuncMap。
+// 不使用 FuncMap 直接解析会因 "t" 等函数未定义而误报模板错误。
+func mergedFuncMap() texttmpl.FuncMap {
+	fm := texttmpl.FuncMap{}
+	for _, m := range template.FuncMap() {
+		for k, v := range m {
+			fm[k] = v
+		}
+	}
+	return fm
+}
+
+func main() {
+	hasErr := false
+	_ = fs.WalkDir(templates.FS, ".", func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
+		if d.IsDir() || !strings.HasSuffix(path, ".html") {
+			return nil
+		}
+		if _, err := texttmpl.New(path).Funcs(mergedFuncMap()).ParseFS(templates.FS, path); err != nil {
+			fmt.Println("TEMPLATE ERROR:", path, "->", err)
+			hasErr = true
+		}
+		return nil
+	})
+	if hasErr {
+		os.Exit(1)
+	}
+	fmt.Println("all templates syntax OK")
+}