Add node22 template

Add node22 template and make it the recommended node template.

Signed-off-by: Han Verstraete (OpenFaaS Ltd) <[email protected]>

Author: welteki

templates.json

@@ -38,6 +38,16 @@
         "official": "true",
         "recommended": true
     },
+    {
+        "template": "node22",
+        "platform": "x86_64",
+        "language": "NodeJS",
+        "source": "openfaas",
+        "description": "HTTP-based Node 22 template",
+        "repo": "https://github.com/openfaas/templates",
+        "official": "true",
+        "recommended": true
+    },
     {
         "template": "node20",
         "platform": "x86_64",
@@ -46,7 +56,7 @@
         "description": "HTTP-based Node 20 template",
         "repo": "https://github.com/openfaas/templates",
         "official": "true",
-        "recommended": true
+        "recommended": false
     },
     {
         "template": "node18",