Polish Linux installer docs and messaging

Author: yysjasmine

README.zh-CN.md

@@ -90,7 +90,7 @@ Bundled skills 已经直接放进 `repos/hermes-agent/skills/` 和 `repos/opencl
 |------|------|---------|
 | Windows | [去最新 release 下载 `-windows-x64.exe`](https://github.com/SenseTime-FVG/agent_pack/releases/latest) | 双击运行向导；安装过程在 WSL2 中执行，安装完成后当前 PowerShell 窗口会被接管，直接跑起 agent |
 | macOS | [去最新 release 下载 `-macos-universal.pkg`](https://github.com/SenseTime-FVG/agent_pack/releases/latest) | 双击后按图形向导完成产品选择和 LLM 配置；安装完成后会按所选产品自动打开 OpenClaw Gateway Terminal 与 dashboard，并打开 Hermes Terminal |
-| Linux | [去最新 release 下载 `-linux.sh`](https://github.com/SenseTime-FVG/agent_pack/releases/latest) 或下面的一行命令 | 下载后 `chmod +x AgentPack-*-linux.sh && ./AgentPack-*-linux.sh`，或直接粘贴 `curl -fsSL https://raw.githubusercontent.com/SenseTime-FVG/agent_pack/main/linux/install.sh \| bash` — 两种方式都会在安装结束后用 `exec` 在当前 shell 里拉起 agent |
+| Linux | [去最新 release 下载 `-linux.sh`](https://github.com/SenseTime-FVG/agent_pack/releases/latest) 或下面的一行命令 | 下载后 `chmod +x AgentPack-*-linux.sh && ./AgentPack-*-linux.sh`，或直接粘贴 `bash <(curl -fsSL https://raw.githubusercontent.com/SenseTime-FVG/agent_pack/main/linux/install.sh)` — 两种方式都会在安装结束后用 `exec` 在当前 shell 里拉起 agent |
 
 ## 从源码构建
 
@@ -121,7 +121,17 @@ cd macos
 无需构建。可以分发 `linux/install.sh` 加 `linux/lib/` 目录，或者托管整个 repo 然后用：
 
 ```bash
-curl -fsSL https://raw.githubusercontent.com/SenseTime-FVG/agent_pack/main/linux/install.sh | bash
+bash <(curl -fsSL https://raw.githubusercontent.com/SenseTime-FVG/agent_pack/main/linux/install.sh)
+```
+
+无人值守安装可以加上 `--yes` 和所需参数：
+
+```bash
+bash <(curl -fsSL https://raw.githubusercontent.com/SenseTime-FVG/agent_pack/main/linux/install.sh) \
+  --yes \
+  --product hermes \
+  --provider openrouter \
+  --api-key sk-...
 ```
 
 ## 配置

linux/lib/configure-llm.sh

@@ -46,7 +46,7 @@ _llm_fill_defaults() {
 
 prepare_llm_config_noninteractive() {
     if [ -z "$LLM_PROVIDER$LLM_BASE_URL$LLM_MODEL$LLM_API_KEY" ]; then
-        echo "[*] Non-interactive mode: no LLM config supplied; product config will be skipped."
+        echo "[*] Preset LLM config: none supplied; product config will be skipped."
         return 0
     fi
 
@@ -70,11 +70,11 @@ prepare_llm_config_noninteractive() {
     fi
 
     if [ -z "$LLM_API_KEY" ]; then
-        echo "[*] Non-interactive mode: no API key supplied; product config will be skipped."
+        echo "[*] Preset LLM config: no API key supplied; product config will be skipped."
         return 0
     fi
 
-    echo "[*] Using non-interactive LLM config: provider=$LLM_PROVIDER model=$LLM_MODEL"
+    echo "[*] Using preset LLM config: provider=$LLM_PROVIDER model=$LLM_MODEL"
 }
 
 # Exported by collect_llm_config, consumed by apply_llm_config.