test(pay): update smoketest to include invoice request validation

ci/tasks/galoy-pay-smoketest.sh

@@ -19,6 +19,7 @@ set +e
 for host in $(echo $hosts | jq -r '.[]'); do
   galoy_pay_success="false"
   lnurlp_endpoint_success="true"
+  lnurlp_request_invoice_success="true"
 
   for i in {1..15}; do
     echo "Attempt ${i} to curl galoy pay on host ${host}"
@@ -30,16 +31,27 @@ for host in $(echo $hosts | jq -r '.[]'); do
 
   if [[ "$lnurl_check_disabled" != "true" ]]; then
     lnurlp_endpoint_success="false"
+    lnurlp_request_invoice_success="false"
     for i in {1..15}; do
       echo "Attempt ${i} to curl lnurlp endpoint on host ${host}"
       response=$(curl --location -fs ${host}/.well-known/lnurlp/test)
       is_response_valid=$(echo $response | jq -r 'has("callback") and has("minSendable") and has("maxSendable") and has("metadata") and has("tag")')
       if [[ "$is_response_valid" == "true" ]]; then lnurlp_endpoint_success="true"; break; fi;
       sleep 1
     done
+
+    if [[ "$lnurlp_endpoint_success" == "true" ]]; then
+      for i in {1..15}; do
+        echo "Attempt ${i} to curl lnurlp endpoint to request an invoice on host ${host}"
+        response=$(curl --location -fs ${host}/lnurlp/test/callback?amount=1000000)
+        is_response_valid=$(echo $response | jq -r 'has("pr") and has("routes")')
+        if [[ "$is_response_valid" == "true" ]]; then lnurlp_request_invoice_success="true"; break; fi;
+        sleep 1
+      done
+    fi;
   fi
 
-  if [[ "$galoy_pay_success" != "true" || "$lnurlp_endpoint_success" != "true" ]]; then
+  if [[ "$galoy_pay_success" != "true" || "$lnurlp_endpoint_success" != "true" || "$lnurlp_request_invoice_success" != "true" ]]; then
     echo "Smoke test failed for host ${host}"
     exit 1
   fi;