Update prompts.

prompts/get_staged_context.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+git diff --name-only --cached | xargs -I {} echo -i "{}" | xargs code2prompt -c .

prompts/summarize_staged.prompt

@@ -27,7 +27,7 @@ MODEL="gemini-3-flash-preview"
 FALLBACK="claude-sonnet-4.6"
 
 context() {
-  code2prompt $(git diff --name-only --cached | sed 's/.*/-i "&"/') .
+  git diff --name-only --cached | xargs -I {} echo -i "{}" | xargs code2prompt .
 }
 
 diff() {