Add M&B scaffolding

Signed-off-by: Diana <75819066+cloudjumpercat@users.noreply.github.com>

Author: cloudjumpercat

app/_data/schemas/frontmatter/base.json

@@ -43,7 +43,7 @@
       "type": "array",
       "items": {
         "type": "string",
-        "enum": ["ai-gateway", "gateway", "insomnia", "mesh", "kic", "catalog", "advanced-analytics", "dev-portal", "operator", "konnect", "event-gateway", "konnect-reference-platform"]
+        "enum": ["ai-gateway", "gateway", "insomnia", "mesh", "kic", "catalog", "advanced-analytics", "dev-portal", "operator", "konnect", "event-gateway", "konnect-reference-platform", "metering-and-billing"]
       }
     },
     "tools": {

app/_indices/metering-and-billing.yaml

@@ -0,0 +1,12 @@
+title: Metering and Billing Documentation Index
+sections:
+  - title: Reference
+    items:
+      - path: /metering-and-billing/
+      - path: /metering-and-billing/**/*
+    auto_exclude: true
+  - title: How-Tos
+    items:
+      - type: how-to
+        products:
+          - metering-and-billing

app/_landing_pages/metering-and-billing.yaml

@@ -0,0 +1,14 @@
+metadata:
+  title: "Metering and Billing"
+  content_type: landing_page
+  description: Learn how to meter and bill for your features with Metering and Billing.
+  breadcrumbs:
+    - /metering-and-billing/
+  products:
+    - metering-and-billing
+
+rows:
+  - header:
+      type: h1
+      text: "Metering and Billing"
+      sub_text: Turn any events, logs, and metrics into revenue with usage-based metering and billing.