feat(curriculum): add availability table lab (freeCodeCamp#55802)

Co-authored-by: moT01 <[email protected]>
Co-authored-by: Sem Bauke <[email protected]>

client/i18n/locales/english/intro.json

@@ -1857,7 +1857,10 @@
       "scec": { "title": "107", "intro": [] },
       "mtbl": { "title": "108", "intro": [] },
       "vlov": { "title": "109", "intro": [] },
-      "njkq": { "title": "110", "intro": [] },
+      "lab-availability-table": {
+        "title": "Build an Availability Table",
+        "intro": ["For this lab, you will create an availability table."]
+      },
       "sget": { "title": "111", "intro": [] },
       "huge": { "title": "112", "intro": [] },
       "agbl": { "title": "113", "intro": [] },

client/src/pages/learn/front-end-development/lab-availability-table/index.md

@@ -0,0 +1,9 @@
+---
+title: Introduction to the Build an Availability Table
+block: lab-availability-table
+superBlock: front-end-development
+---
+
+## Introduction to the Build an Availability Table
+
+For this lab, you will create an availability table.

curriculum/challenges/_meta/lab-availability-table/meta.json

@@ -0,0 +1,11 @@
+{
+  "name": "Build an Availability Table",
+  "blockType": "lab",
+  "isUpcomingChange": true,
+  "usesMultifileEditor": true,
+  "dashedName": "lab-availability-table",
+  "order": 110,
+  "superBlock": "front-end-development",
+  "challengeOrder": [{ "id": "66b36358ed4f261d64840c24", "title": "Build an Availability Table" }],
+  "helpCategory": "HTML-CSS"
+}