feat: add ZAI auth choice

docs/cli/index.md

@@ -178,7 +178,7 @@ Options:
 - `--workspace <dir>`
 - `--non-interactive`
 - `--mode <local|remote>`
-- `--auth-choice <setup-token|claude-cli|token|openai-codex|openai-api-key|codex-cli|antigravity|gemini-api-key|apiKey|minimax-cloud|minimax-api|minimax|opencode-zen|skip>`
+- `--auth-choice <setup-token|claude-cli|token|openai-codex|openai-api-key|codex-cli|antigravity|gemini-api-key|zai-api-key|apiKey|minimax-cloud|minimax-api|minimax|opencode-zen|skip>`
 - `--token-provider <id>` (non-interactive; used with `--auth-choice token`)
 - `--token <token>` (non-interactive; used with `--auth-choice token`)
 - `--token-profile-id <id>` (non-interactive; default: `<provider>:manual`)
@@ -186,6 +186,7 @@ Options:
 - `--anthropic-api-key <key>`
 - `--openai-api-key <key>`
 - `--gemini-api-key <key>`
+- `--zai-api-key <key>`
 - `--minimax-api-key <key>`
 - `--opencode-zen-api-key <key>`
 - `--gateway-port <port>`

docs/gateway/configuration.md

@@ -1491,6 +1491,8 @@ Notes:
 Z.AI models are available via the built-in `zai` provider. Set `ZAI_API_KEY`
 in your environment and reference the model by provider/model.
 
+Shortcut: `clawdbot onboard --auth-choice zai-api-key`.
+
 ```json5
 {
   agents: {

docs/start/wizard.md

@@ -186,6 +186,17 @@ clawdbot onboard --non-interactive \
   --gateway-bind loopback
 ```
 
+Z.AI example:
+
+```bash
+clawdbot onboard --non-interactive \
+  --mode local \
+  --auth-choice zai-api-key \
+  --zai-api-key "$ZAI_API_KEY" \
+  --gateway-port 18789 \
+  --gateway-bind loopback
+```
+
 OpenCode Zen example:
 
 ```bash