Hide search feature when page is opened from file:// protocol

Search relies on fetch() to load page content, which doesn't work from
file:// due to CORS restrictions. Now returns early before showing the
search UI when window.location.protocol is 'file:'.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Transcript: https://gistpreview.github.io/?701ec658eede1bd0023f82fdb9a46229/index.html

Refs #16 (comment)

Refs #15

Author: simonw

src/claude_code_transcripts/templates/search.js

@@ -12,6 +12,9 @@
 
     if (!searchBox || !modal) return;
 
+    // Hide search on file:// protocol (doesn't work due to CORS restrictions)
+    if (window.location.protocol === 'file:') return;
+
     // Show search box (progressive enhancement)
     searchBox.style.display = 'flex';
 

tests/__snapshots__/test_generate_html/TestGenerateHtml.test_generates_index_html.html

@@ -215,6 +215,9 @@ <h1>Claude Code transcript</h1>
 
     if (!searchBox || !modal) return;
 
+    // Hide search on file:// protocol (doesn't work due to CORS restrictions)
+    if (window.location.protocol === 'file:') return;
+
     // Show search box (progressive enhancement)
     searchBox.style.display = 'flex';
 

tests/__snapshots__/test_generate_html/TestParseSessionFile.test_jsonl_generates_html.html

@@ -206,6 +206,9 @@ <h1>Claude Code transcript</h1>
 
     if (!searchBox || !modal) return;
 
+    // Hide search on file:// protocol (doesn't work due to CORS restrictions)
+    if (window.location.protocol === 'file:') return;
+
     // Show search box (progressive enhancement)
     searchBox.style.display = 'flex';