chore: prepare v0.23.1 release (#1089)

* chore: add patch changeset for v0.23.1 release

Add changeset covering 7 commits since v0.23.0: auto-dialog dismissal,
Puppeteer cache fallback, console output improvements, same-document
navigation fix, cross-domain save_state, external tab detection in CDP
mode, and dashboard hot-reload.

Fill documentation gaps: Puppeteer/Brave in browser discovery tables,
console --json args field, AGENT_BROWSER_NO_AUTO_DIALOG env var in
SKILL.md.

* chore: point package.json homepage to agent-browser.dev

skills/agent-browser/SKILL.md

@@ -6,7 +6,7 @@ allowed-tools: Bash(npx agent-browser:*), Bash(agent-browser:*)
 
 # Browser Automation with agent-browser
 
-The CLI uses Chrome/Chromium via CDP directly. Install via `npm i -g agent-browser`, `brew install agent-browser`, or `cargo install agent-browser`. Run `agent-browser install` to download Chrome. Run `agent-browser upgrade` to update to the latest version.
+The CLI uses Chrome/Chromium via CDP directly. Install via `npm i -g agent-browser`, `brew install agent-browser`, or `cargo install agent-browser`. Run `agent-browser install` to download Chrome. Existing Chrome, Brave, Playwright, and Puppeteer installations are detected automatically. Run `agent-browser upgrade` to update to the latest version.
 
 ## Core Workflow
 
@@ -187,7 +187,7 @@ agent-browser clipboard paste                     # Paste from clipboard
 # Dialogs (alert, confirm, prompt, beforeunload)
 # By default, alert and beforeunload dialogs are auto-accepted so they never block the agent.
 # confirm and prompt dialogs still require explicit handling.
-# Use --no-auto-dialog to disable automatic handling.
+# Use --no-auto-dialog (or AGENT_BROWSER_NO_AUTO_DIALOG=1) to disable automatic handling.
 agent-browser dialog accept              # Accept dialog
 agent-browser dialog accept "my input"   # Accept prompt dialog with text
 agent-browser dialog dismiss             # Dismiss/cancel dialog