feat(curriculum): add a2 cert exam (#56995)

client/config/cert-and-project-map.ts

@@ -831,8 +831,8 @@ const allStandardCerts = [
     projects: [
       {
         id: '651dd3e06ffb500e3f2ce478',
-        title: 'Challenge 1',
-        link: `${a2EnglishBase}/learn-greetings-in-your-first-day-at-the-office/challenge-1`,
+        title: 'A2 English for Developers Certification Exam',
+        link: `${a2EnglishBase}/a2-english-for-developers-certification-exam/a2-english-for-developers-certification-exam`,
         certSlug: Certification.A2English
       }
     ]

client/i18n/locales/english/intro.json

@@ -1572,6 +1572,12 @@
         "intro": [
           "This course will provide you with ways to explain things to other people while assisting them."
         ]
+      },
+      "a2-english-for-developers-certification-exam": {
+        "title": "A2 English for Developers Certification Exam",
+        "intro": [
+          "This exam is required to claim the A2 English for Developers Certification."
+        ]
       }
     }
   },

client/src/pages/learn/a2-english-for-developers/a2-english-for-developers-certification-exam/index.md

@@ -0,0 +1,9 @@
+---
+title: A2 English for Developers Certification Exam
+block: a2-english-for-developers-certification-exam
+superBlock: a2-english-for-developers
+---
+
+## Introduction to A2 English for Developers Certification Exam
+
+This is a stub.

curriculum/challenges/_meta/a2-english-for-developers-certification-exam/meta.json

@@ -0,0 +1,14 @@
+{
+  "name": "A2 English for Developers Certification Exam",
+  "isUpcomingChange": true,
+  "dashedName": "a2-english-for-developers-certification-exam",
+  "helpCategory": "English",
+  "order": 27,
+  "superBlock": "a2-english-for-developers",
+  "challengeOrder": [
+    {
+      "id": "6721db5d9f0c116e6a0fe25a",
+      "title": "A2 English for Developers Certification Exam"
+    }
+  ]
+}

curriculum/challenges/english/00-certifications/a2-english-for-developers-certification/a2-english-for-developers-certification.yml

@@ -5,5 +5,5 @@ certification: a2-english-for-developers
 challengeType: 7
 isPrivate: true
 tests:
-  - id: 651dd3e06ffb500e3f2ce478
-    title: Challenge 1
+  - id: 6721db5d9f0c116e6a0fe25a
+    title: A2 English for Developers Certification Exam

curriculum/challenges/english/21-a2-english-for-developers/a2-english-for-developers-certification-exam/6721db5d9f0c116e6a0fe25a.md

@@ -0,0 +1,19 @@
+---
+id: 6721db5d9f0c116e6a0fe25a
+title: A2 English for Developers Certification Exam
+challengeType: 24
+dashedName: a2-english-for-developers-certification-exam
+prerequisites: []
+---
+
+# --description--
+
+Start your exam in the exam environment app.
+
+# --instructions--
+
+# --hints--
+
+# --seed--
+
+# --solutions--