chore: renamed open_project_manager to manager and added aux files to hints

bash_scripts/walkup.sh

@@ -1,8 +1,6 @@
 #!/usr/bin/env bash
-# Start from the current directory
 DIR="$(pwd)"
 
-# Walk up until we find a marker or reach root
 while [[ ! -f "$DIR/CMakeLists.txt" && \
          ! -f "$DIR/package.json" && \
          ! -f "$DIR/venv" && \
@@ -11,7 +9,6 @@ while [[ ! -f "$DIR/CMakeLists.txt" && \
   DIR="$(dirname "$DIR")"
 done
 
-# Check if root was reached without finding anything
 if [[ "$DIR" == "/" ]]; then
   echo "❌ Project root not found."
   exit 1