feat: Update .gitignore and enhance package requirements in PKG-INFO and requires.txt

Author: nielsweistra

.gitignore

@@ -290,4 +290,8 @@ safety-report.txt
 # Local development files
 .dev/
 .local/
-config.local.*
+config.local.*
+
+# Unsorted/draft documentation and analysis
+docs/999-UNSORTED/
+ignore/