Update README files with installation instructions for OpenWrt 25.12 and fix formatting

Author: makeding

.github/workflows/build.yml

@@ -54,7 +54,6 @@ jobs:
         with:
           name: luci-app-fleth-${{ matrix.package_type }}
           path: bin/packages/x86_64/huggy/
-          archive: false
       # - name: 'Pack all packages'
       #   run: tar cf pack.tar bin/packages/x86_64/base/ds-lite* bin/packages/x86_64/base/ds-lite*
       - name: Release

readme-en.md

@@ -6,7 +6,16 @@ luci-app-fleth is a helper that can automatically configure IPv4 over IPv6 tunne
 
 > Japan use only
 
+**If wan6 cannot obtain IPv6 on OpenWrt 25.10**
+Run the fix (delete) under “Uplink Client ID Fix” in Tools, or clear `Network → Interfaces → Default DUID`.
+
 [>>>>>> Download Here <<<<<<](https://github.com/makeding/luci-app-fleth/releases)
+# Installation (apk)
+If you are using OpenWrt 25.12 or newer, there is no signature yet, so `--allow-untrusted` is required.
+
+```
+apk add --allow-untrusted /tmp/luci-app-fleth_*.apk
+```
 # Supported ISPs
 https://qiita.com/site_u/items/b6d5097f5e3a0f91c95d  
 
@@ -69,4 +78,4 @@ i18n:
 po2lmo po/ja/fleth.po root/usr/lib/lua/luci/i18n/fleth.ja.lmo
 ```
 # License
-MIT + GPL2 (If the `luci-proto-ipip6h` component is included in the build)
+MIT + GPL2 (If the `luci-proto-ipip6h` component is included in the build)

readme-zhs.md

@@ -6,7 +6,16 @@ luci-app-fleth 是一个可以自动配置 IPv4 over IPv6 隧道的辅助工具
 
 > 仅面向日本
 
+**OpenWrt 25.10 上 wan6 无法获取 IPv6 的解决办法**
+在 Tools 里执行 “Uplink Client ID Fix” 的修复（删除），或在 `Network → Interfaces → Default DUID` 中清空。
+
 [>>>>>> 点击此处下载 <<<<<<](https://github.com/makeding/luci-app-fleth/releases)
+# 安装（apk）
+如果使用 OpenWrt 25.12 或更新版本，目前没有签名，需要 `--allow-untrusted`。
+
+```
+apk add --allow-untrusted /tmp/luci-app-fleth_*.apk
+```
 # 对应 ISP
 https://qiita.com/site_u/items/b6d5097f5e3a0f91c95d  
 
@@ -70,4 +79,4 @@ make package/huggy/luci-app-fleth/compile
 po2lmo po/ja/fleth.po root/usr/lib/lua/luci/i18n/fleth.ja.lmo
 ```
 # 许可证
-MIT + GPL2（如果构建中包含 `luci-proto-ipip6h` 组件）
+MIT + GPL2（如果构建中包含 `luci-proto-ipip6h` 组件）

readme.md

@@ -6,7 +6,16 @@ luci-app-fleth は、IPv4 over IPv6 トンネルを自動構成できるヘル
 
 > 日本向け
 
+**OpenWrt 25.10 で wan6 が IPv6 を取得できない場合**
+Tools で「Uplink Client ID Fix」の修復（削除）を実行するか、`Network → Interfaces → Default DUID` を空にしてください。
+
 [＞＞＞＞＞＞ダウンロードはこちら＜＜＜＜＜＜＜](https://github.com/makeding/luci-app-fleth/releases)
+# インストール (apk)
+OpenWrt 25.12 以降を使用する場合、署名がまだ無いので `--allow-untrusted` が必要です。
+
+```
+apk add --allow-untrusted /tmp/luci-app-fleth_*.apk
+```
 # 対応 ISP
 https://qiita.com/site_u/items/b6d5097f5e3a0f91c95d  
 
@@ -70,4 +79,4 @@ i18n:
 po2lmo po/ja/fleth.po root/usr/lib/lua/luci/i18n/fleth.ja.lmo
 ```
 # License
-MIT + GPL2(If the `luci-proto-ipip6h` component is included in the build)
+MIT + GPL2(If the `luci-proto-ipip6h` component is included in the build)