add run script

run.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+# Build the cmake project
+cmake -S . -B build
+cmake --build build
+
+# Check if the build was successful
+if [ ! -d "build" ]; then
+    echo "Build directory not found. Build failed."
+    exit 1
+fi
+
+# Run the program for each json file in the specified filepath
+for jsonfile in "assets"/*.json; do
+    if [ -f "$jsonfile" ]; then
+        echo "Processing $jsonfile..."
+        build/raytracer "$jsonfile"
+    else
+        echo "No JSON files found in $FILEPATH."
+        break
+    fi
+done