Add vpago_payments UI

.gitignore

@@ -19,4 +19,5 @@ public/spree
 .ruby-gemset
 gemfiles/*.gemfile.lock
 vendor/cache
-.byebug_history
+.byebug_history
+node_modules/

.tool-versions

@@ -0,0 +1 @@
+ruby 3.2.0

app/assets/config/spree_vpago_manifest.js

@@ -1 +1,3 @@
 //= link_tree ../images
+//= link vpago/vpago_payments/request_process_payment.js
+//= link vpago/vpago_payments/user_informers/firebase.js

app/assets/javascripts/vpago/vpago_payments/request_process_payment.js

@@ -0,0 +1,44 @@
+async function requestProcessPayment({
+  params,
+  url,
+  maxRetries = 5,
+  retryDelayMs = 1000,
+}) {
+  let attempt = 0;
+  const delay = () =>
+    new Promise((resolve) => setTimeout(resolve, retryDelayMs));
+
+  while (attempt < maxRetries) {
+    try {
+      const response = await fetch(url, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+          "X-CSRF-Token": document
+            .querySelector('meta[name="csrf-token"]')
+            .getAttribute("content"),
+        },
+        body: JSON.stringify(params),
+      });
+
+      if (!response.ok) {
+        throw new Error(`Request failed with status: ${response.status}`);
+      }
+
+      console.log("Request succeeded:", await response.json());
+      break;
+    } catch (error) {
+      attempt++;
+      console.error(`Attempt ${attempt} failed: ${error.message}`);
+
+      if (attempt === maxRetries) {
+        console.error("Max retries reached. Request failed.");
+      } else {
+        console.log("Retrying...");
+        await delay();
+      }
+    }
+  }
+}
+
+window.requestProcessPayment = requestProcessPayment;