⚡ refacts bash/profile setup

.bash/hooks/README.md

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+# Hook Scripts
+
+Bash hook scripts executed at specific points during shell operation.
+
+## Files
+
+- `oncd` - Executed on directory change
+- `onprompt` - Executed when displaying prompt
+
+## Important Notes
+
+- Hooks should be fast and non-blocking
+- Currently minimal implementations
+- Can be extended for additional functionality