update script name

bin/install.sh

@@ -1,7 +1,12 @@
 #!/bin/bash
 set -euo pipefail
 
-ROOT_SRC=".."
+DEBUG=false
+
+# --- Resolve project root directory (always works regardless of where script is run from) ---
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+ROOT_SRC="$(cd "$SCRIPT_DIR/.." && pwd)"
+
 PREFIX="${PREFIX:-/usr/local}"
 
 INSTALL_DIR="$PREFIX/bin"
@@ -13,6 +18,10 @@ SCRIPT_PATH="$ROOT_SRC/$SCRIPT_NAME"
 # Optional --prefix CLI override
 while [[ $# -gt 0 ]]; do
   case "$1" in
+    --debug)
+      DEBUG=true
+      shift
+      ;;
     --prefix)
       PREFIX="$2"
       INSTALL_DIR="$PREFIX/bin"
@@ -20,7 +29,7 @@ while [[ $# -gt 0 ]]; do
       ;;
     --help|-h)
       echo "Usage: $0 [--prefix /desired/install/path]" >&2
-      echo 0
+      exit 0
       ;;
     *)
       echo "Unknown option: $1"
@@ -30,6 +39,19 @@ while [[ $# -gt 0 ]]; do
   esac
 done
 
+if [[ "$DEBUG" == true ]]; then
+  echo "🪵 Debug mode enabled"
+  echo "PREFIX: $PREFIX"
+  echo
+  echo "SCRIPT_DIR: $SCRIPT_DIR"
+  echo "ROOT_SRC: $ROOT_SRC"
+  echo
+  echo "INSTALL_DIR: $INSTALL_DIR"
+  echo "TARGET_NAME: $TARGET_NAME"
+  echo "SCRIPT_NAME: $SCRIPT_NAME"
+  echo "SCRIPT_PATH: $SCRIPT_PATH"
+fi
+
 # Check script exists
 if [[ ! -f "$SCRIPT_PATH" ]]; then
   echo "❌ Error: Expected to find $SCRIPT_NAME at: $SCRIPT_PATH" >&2