Update to OpenAPI 3.1.0.

Author: pvretano

core/openapi/ogcapi-records-1-building-blocks.yaml

@@ -1,4 +1,4 @@
-openapi: 3.0.3
+openapi: 3.1.0
 info:
   title: "Building Blocks specified in OGC API - Features - Part 1: Core"
   description: |-
@@ -174,8 +174,7 @@ components:
                 key work but all the swagger validators tried complained
                 about it.
               type: string
-              enum:
-                - Collection
+              const: Collection
             conformsTo:
               type: array
               description: |-
@@ -701,11 +700,11 @@ components:
             - Feature
         time:
           oneOf:
-            - type: null
+            - type: "null"
             - $ref: '#/components/schemas/time'
         geometry:
           oneOf:
-            - type: null
+            - type: "null"
             - $ref: 'https://schemas.opengis.net/ogcapi/features/part1/1.0/openapi/schemas/geometryGeoJSON.yaml'
         conformsTo:
           description: |-
@@ -715,7 +714,7 @@ components:
             type: string
         properties:
           oneOf:
-            - type: null
+            - type: "null"
             - allOf:
               - type: object
               - $ref: '#/components/schemas/recordCommonProperties'
@@ -800,7 +799,6 @@ components:
             definition.
     time:
       type: object
-      nullable: true
       properties:
         date:
           type: string

core/openapi/ogcapi-records-1-example-ref-buildingblocks-bundle.yaml

@@ -1,4 +1,4 @@
-openapi: 3.0.3
+openapi: 3.1.0
 info:
   title: "OGC API - Records - Part 1: Core"
   version: '1.0.0'

core/openapi/ogcapi-records-1-example-ref-schema-repo.yaml

@@ -1,4 +1,4 @@
-openapi: 3.0.3
+openapi: 3.1.0
 info:
   title: "OGC API - Records - Part 1: Core"
   version: '1.0.0'

core/openapi/schemas/catalogCommonProperties.yaml

@@ -10,8 +10,7 @@ allOf:
           Fixed to "Collection" for collections of records and/or subordinate
           catalogs.
         type: string
-        enum:
-          - Collection
+        const: Collection
       conformsTo:
         type: array
         description: |-

core/openapi/schemas/recordGeoJSON.yaml

@@ -17,11 +17,11 @@ properties:
     const: Feature
   time:
     oneOf:
-      - type: null
+      - type: "null"
       - $ref: 'time.yaml'
   geometry:
     oneOf:
-      - type: null
+      - type: "null"
       - $ref: 'https://schemas.opengis.net/ogcapi/features/part1/1.0/openapi/schemas/geometryGeoJSON.yaml'
   conformsTo:
     type: array
@@ -31,7 +31,7 @@ properties:
       type: string
   properties:
     oneOf:
-      - type: null
+      - type: "null"
       - allOf:
         - type: object
         - $ref: 'recordCommonProperties.yaml'

core/openapi/schemas/recordJSON.yaml

@@ -15,16 +15,14 @@ allOf:
           A characteristic time or time interval associated
           with the resource that this record described.
         oneOf:
-          - enum:
-            - null
+          - type: "null"
           - $ref: 'time.yaml'
       geometry:
         description: |-
           A characteristic spatial extent association with
           the resource that this record described.
         oneOf:
-          - enum:
-            - null
+          - type: "null"
           - $ref: 'https://schemas.opengis.net/ogcapi/features/part1/1.0/openapi/schemas/geometryGeoJSON.yaml'
       conformsTo:
         type: array

core/openapi/schemas/time.yaml

@@ -1,6 +1,5 @@
 ---
 type: object
-nullable: true
 properties:
   date:
     type: string