Add article fetching to derstandard helper

TOOLS.md

@@ -45,15 +45,20 @@ When user arrives home, HA calls the webhook. Check `memory/arrival-reminders.js
 Helper script: `~/bin/derstandard`
 
 ```bash
-derstandard urls [max]     # Article URLs only (default: 50)
-derstandard titles [max]   # Article titles only
-derstandard items [max]    # Title + URL pairs (tab-separated)
-derstandard raw [max]      # Full RSS XML
+derstandard items [max]     # Title + URL pairs (tab-separated)
+derstandard article <url>   # Full article content for a specific URL
+derstandard urls [max]      # Article URLs only (default: 50)
+derstandard titles [max]    # Article titles only
+derstandard raw [max]       # Full RSS XML
 ```
 
 - Uses internal fivefilters proxy (bypasses web_fetch private IP block)
 - Pre-processes output for minimal token usage
 
+**Workflow for news briefing:**
+1. `derstandard items` → pick interesting titles
+2. `derstandard article <url>` → get full content for selected articles
+
 ## Forgejo Git Access
 
 Helper script: `~/bin/forgejo`