only use first 5 characters of SHA

markburns · markburns · commit 59dcfa6d404a · 2013-08-17T12:14:37.000+01:00
diff --git a/script/publish b/script/publish
@@ -101,6 +101,6 @@ epub = EeePub.make do
   nav navigation
 end
 
-sha = `git rev-parse HEAD`
+sha = `git rev-parse HEAD`[0..5]
 epub.save("#{GUIDE_DIR}/ebooks/rgh-#{today}_#{sha}.epub")
 FileUtils.rm_rf("#{TEMP_DIR}")
