feat: enhance snapshot usability by reducing AI cognitive load of semantic noise and -C flag (#968)

* fix: add ref for cursor-interactive content roles

* fix: format

* feat: always include cursor-interactive elements in snapshot, -C is deprecated

* feat: process StaticText aggregation and deduplication

* update test

* clean up

* fix: escape text of elements in snapshot

* fix: redundant slicing

* fix: cargo fmt

* feat: deduplicate redundant StaticText

---------

Co-authored-by: 羲洋 <lipengyang.lpy@alibaba-inc.com>

skills/agent-browser/SKILL.md

@@ -113,7 +113,6 @@ agent-browser close                   # Close browser
 
 # Snapshot
 agent-browser snapshot -i             # Interactive elements with refs (recommended)
-agent-browser snapshot -i -C          # Include cursor-interactive elements (divs with onclick, cursor:pointer)
 agent-browser snapshot -s "#selector" # Scope to CSS selector
 
 # Interaction (use @refs from snapshot)

skills/electron/SKILL.md

@@ -217,7 +217,6 @@ AGENT_BROWSER_COLOR_SCHEME=dark agent-browser connect 9222
 ### Elements not appearing in snapshot
 
 - The app may use multiple webviews. Use `agent-browser tab` to list targets and switch to the right one
-- Use `agent-browser snapshot -i -C` to include cursor-interactive elements (divs with onclick handlers)
 
 ### Cannot type in input fields
 

skills/slack/SKILL.md

@@ -235,15 +235,6 @@ agent-browser console
 agent-browser errors
 ```
 
-### View raw HTML of an element
-
-```bash
-# Snapshot shows the accessibility tree. If an element isn't there,
-# it may not be interactive (e.g., div instead of button)
-# Use snapshot -i -C to include cursor-interactive divs
-agent-browser snapshot -i -C
-```
-
 ### Get current page state
 
 ```bash

skills/slack/references/slack-tasks.md

@@ -334,19 +334,13 @@ If you can't find an element:
    agent-browser snapshot -i
    ```
 
-3. **Try snapshot with extended range**
-   ```bash
-   # Include cursor-interactive elements (divs with onclick handlers)
-   agent-browser snapshot -i -C
-   ```
-
-4. **Check current URL**
+3. **Check current URL**
    ```bash
    agent-browser get url
    # Verify you're in the right section
    ```
 
-5. **Wait for page to load**
+4. **Wait for page to load**
    ```bash
    agent-browser wait --load networkidle
    agent-browser wait 1000