fix(qr): replace qrcode-terminal with qrcode-tui

Replace legacy qrcode-terminal usage with shared qrcode-tui media helpers, bound QR PNG rendering options, and raise bundled plugin host floors for the new SDK runtime surface.

docs/channels/feishu.md

@@ -16,7 +16,7 @@ Feishu/Lark is an all-in-one collaboration platform where teams chat, share docu
 
 ## Quick start
 
-> **Requires OpenClaw 2026.4.10 or above.** Run `openclaw --version` to check. Upgrade with `openclaw update`.
+> **Requires OpenClaw 2026.4.23 or above.** Run `openclaw --version` to check. Upgrade with `openclaw update`.
 
 <Steps>
   <Step title="Run the channel setup wizard">

docs/plugins/sdk-runtime.md

@@ -258,6 +258,11 @@ const kind = api.runtime.media.mediaKindFromMime("image/jpeg"); // "image"
 const isVoice = api.runtime.media.isVoiceCompatibleAudio(filePath);
 const metadata = await api.runtime.media.getImageMetadata(filePath);
 const resized = await api.runtime.media.resizeToJpeg(buffer, { maxWidth: 800 });
+const terminalQr = await api.runtime.media.renderQrTerminal("https://openclaw.ai");
+const pngQr = await api.runtime.media.renderQrPngBase64("https://openclaw.ai", {
+  scale: 6, // 1-12
+  marginModules: 4, // 0-16
+});
 ```
 
 ### `api.runtime.config`

docs/reference/test.md

@@ -124,7 +124,7 @@ This script drives the interactive wizard via a pseudo-tty, verifies config/work
 
 ## QR import smoke (Docker)
 
-Ensures `qrcode-terminal` loads under the supported Docker Node runtimes (Node 24 default, Node 22 compatible):
+Ensures the maintained QR runtime helper loads under the supported Docker Node runtimes (Node 24 default, Node 22 compatible):
 
 ```bash
 pnpm test:docker:qr