Standardize label validation in JSON schemas to conform with GCP platform limits (#4021)

Co-authored-by: Ludovico Magnocavallo <ludomagno@google.com>

modules/dataplex-aspect-types/schemas/aspect-type.schema.json

@@ -11,7 +11,14 @@
       "type": "string"
     },
     "labels": {
-      "type": "object"
+      "type": "object",
+      "additionalProperties": false,
+      "patternProperties": {
+        "^[a-z][a-z0-9_-]{0,62}$": {
+          "type": "string",
+          "pattern": "^[a-z0-9_-]{0,63}$"
+        }
+      }
     },
     "metadata_template": {
       "type": "string"

modules/dataplex-aspect-types/schemas/aspect-type.schema.md

@@ -9,6 +9,9 @@
 - **description**: *string*
 - **display_name**: *string*
 - **labels**: *object*
+  <br>*additional properties: false*
+  - **`^[a-z][a-z0-9_-]{0,62}$`**: *string*
+    <br>*pattern: ^[a-z0-9_-]{0,63}$*
 - **metadata_template**: *string*
 - **iam**: *reference([iam](#refs-iam))*
 - **iam_bindings**: *reference([iam_bindings](#refs-iam_bindings))*