feat(dependencies): add Lottie animation libraries and refactor NotFoundPage

- Added `@lottiefiles/dotlottie-react` and `lottie-react` dependencies for enhanced animation capabilities.
- Refactored the NotFoundPage component to utilize a dedicated NotFoundContent component, improving code organization and readability.
- Updated package.json and pnpm-lock.yaml to reflect new dependencies and their versions.

cypress/e2e/tenders/tender-translation-page.cy.ts

@@ -72,6 +72,24 @@ describe("tender details - translation and summary", () => {
   });
 
   it("switches language from selector and reloads details with new lang query", () => {
+    cy.intercept(
+      "POST",
+      `**/api/proxy/tenders/${tenderId}/ai-translate`,
+      (req) => {
+        req.reply({
+          statusCode: 200,
+          body: {
+            success: true,
+            message: "ok",
+            data: {
+              notice_id: "NP-123",
+              language: String(req.body?.language ?? ""),
+            },
+          },
+        });
+      },
+    ).as("translateOnLangChange");
+
     cy.intercept("GET", `**/api/proxy/tenders/${tenderId}**`, (req) => {
       const lang = String(req.query.lang ?? "en");
       req.alias = lang === "fr" ? "getTenderDetailsFr" : "getTenderDetailsEn";
@@ -91,18 +109,19 @@ describe("tender details - translation and summary", () => {
 
     cy.get('select[name="lang"]').select("fr");
     cy.location("search").should("include", "lang=fr");
+    cy.wait("@translateOnLangChange");
     cy.wait("@getTenderDetailsFr");
     tenderTitleHeading().should("contain.text", "Titre FR");
     cy.contains("Resume FR").should("be.visible");
   });
 
-  it("triggers translate endpoint with selected language", () => {
+  it("triggers translate endpoint when language changes", () => {
     cy.intercept("GET", `**/api/proxy/tenders/${tenderId}**`, {
       statusCode: 200,
       body: makeTenderDetailsResponse({
         title: "Before translate",
         description: "Before translate description",
-        language: "de",
+        language: "en",
       }),
     }).as("getTenderDetails");
 
@@ -127,9 +146,9 @@ describe("tender details - translation and summary", () => {
       },
     ).as("translateTender");
 
-    cy.visit(`/tenders/${tenderId}?lang=de`);
+    cy.visit(`/tenders/${tenderId}?lang=en`);
     cy.wait("@getTenderDetails");
-    cy.contains("button", "Translate metadata").click();
+    cy.get('select[name="lang"]').select("de");
     cy.wait("@translateTender");
   });