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.

internal/security/censor/text_test.go

@@ -0,0 +1,29 @@
+// Copyright 2025 E99p1ant. All rights reserved.
+ // Use of this source code is governed by a MIT-style
+ // license that can be found in the LICENSE file.
+ 
+ package censor
+ 
+ import (
+ 	"testing"
+ 
+ 	"github.com/stretchr/testify/assert"
+ )
+ 
+ func TestRemoveTrustedURL(t *testing.T) {
+ 	for _, tc := range []struct {
+ 		name string
+ 		text string
+ 		want string
+ 	}{
+ 		{name: "empty string", text: "", want: ""},
+ 		{name: "normal", text: "你喜欢看什么书？", want: "你喜欢看什么书？"},
+ 		{name: "xiaohongshu", text: `59 茄酱发布了一篇小红书笔记，快来看吧！ 😆 jk14SBf2G75FTW2 😆 http://xhslink.com/a/WYaQ6Tjn86Hab，复制本条信息，打开【小红书】App查看精彩内容！`, want: `59 茄酱发布了一篇小红书笔记，快来看吧！ 😆 jk14SBf2G75FTW2 😆 /a/WYaQ6Tjn86Hab，复制本条信息，打开【小红书】App查看精彩内容！`},
+ 		{name: "weibo", text: `TK 发微博啦~ https://weibo.com/1401527553/5144129806795225 真好看！`, want: `TK 发微博啦~ /1401527553/5144129806795225 真好看！`},
+ 	} {
+ 		t.Run(tc.name, func(t *testing.T) {
+ 			got := RemoveTrustedURL(tc.text)
+ 			assert.Equal(t, tc.want, got)
+ 		})
+ 	}
+ }