update mycircuit circom file and its r1cs output

test-vectors/mycircuit.circom

@@ -1,6 +1,8 @@
+pragma circom 2.1.0;
+
 template Multiplier() {
-    signal private input a;
-    signal private input b;
+    signal input a;
+    signal input b;
     signal output c;
 
     c <== a*b;

test-vectors/mycircuit.sh

@@ -0,0 +1,23 @@
+# run from within test-vectors dir
+DIR="test-vectors"
+if [ ! -d "$DIR" ]; then
+    echo "Directory $DIR does not exist. Please ensure you are running this script from the correct location."
+    exit 1
+fi
+
+cd "$DIR"
+
+echo "compiling"
+circom mycircuit.circom --r1cs --wasm
+
+FILE="powersOfTau28_hez_final_17.ptau"
+if [ ! -f "$FILE" ]; then
+    echo "getting powers of tau"
+    curl -O https://storage.googleapis.com/zkevm/ptau/powersOfTau28_hez_final_17.ptau
+else
+    echo "$FILE already exists"
+fi
+
+
+echo "zkey"
+snarkjs zkey new mycircuit.r1cs powersOfTau28_hez_final_17.ptau test.zkey