Fix setup script

tooling/setup

@@ -1,11 +1,13 @@
 #!/bin/bash
 
+script_dir=$(readlink -f $(dirname "$0"))
+pushd $script_dir
+
 # Create build directory if it doesn't exist
-mkdir -p build/tmp
 
 if [ ! -d "build/tmp" ]; then
     # Configure project using CMake with Ninja generator for Release build
-    cmake -S . -B build/tmp -G Ninja -DCMAKE_BUILD_TYPE=Release
+    cmake -B build/tmp -G Ninja -DCMAKE_BUILD_TYPE=Release
 fi
 
 # Build project using Ninja
@@ -21,3 +23,5 @@ if [[ "$OSTYPE" == "msys" || "$OSTYPE" == "win32" ]]; then
 else
     cp build/tmp/r3_gh_tool bin/
 fi
+
+popd