diff --git a/src/schema-validation.jsonc b/src/schema-validation.jsonc
index 377b564d3c9..3c94e004cef 100644
--- a/src/schema-validation.jsonc
+++ b/src/schema-validation.jsonc
@@ -3,7 +3,6 @@
   "ajvNotStrictMode": [
     "abc-clinical-demand-forecast-5.1.0.json",
     "abc-supply-plan-14.1.0.json",
-    "appsettings.json",
     "aurora-1.0.json",
     "aurora-1.1.json",
     "aurora-1.2.json",
@@ -35,7 +34,6 @@
     "codeship-steps.json",
     "commitlintrc.json",
     "compile-commands.json",
-    "creatomic.json",
     "dart-test.json",
     "datalogic-scan2deploy-android.json",
     "datalogic-scan2deploy-ce.json",
@@ -115,7 +113,6 @@
     "gaspar-1.0.json",
     "gaspar-3.0.json",
     "github-action.json",
-    "github-funding.json",
     "github-workflow.json",
     "helmfile.json",
     "hemtt-0.6.2.json",
@@ -147,7 +144,6 @@
     "mprocs-0.6.4.json",
     "nest-cli.json",
     "netlify.json",
-    "nightwatch.json",
     "now.json",
     "nuget-project-3.3.0.json",
     "nuget-project.json",
@@ -190,12 +186,10 @@
     "renovate-global-schema-43.json",
     "renovate-inherited-schema-42.json",
     "renovate-inherited-schema-43.json",
-    "resjson.json",
     "sarif-1.0.0.json",
     "sigmacv.json",
     "size-limit.json",
     "solidaritySchema.json",
-    "sprite.json",
     "stylelintrc.json",
     "taurus.json",
     "template.json",
@@ -237,10 +231,6 @@
     "lsdlschema-3.1.json",
     "lsdlschema-3.2.json",
     "lsdlschema-3.3.json",
-    "lsdlschema-3.4.json",
-    "lsdlschema-3.5.json",
-    "lsdlschema-4.0.json",
-    "lsdlschema-4.1.json",
     "lsdlschema.json",
     "nodemon.json",
     "openhab-5.1.json",
diff --git a/src/schemas/json/appsettings.json b/src/schemas/json/appsettings.json
index fd03461a93d..187878a95d8 100644
--- a/src/schemas/json/appsettings.json
+++ b/src/schemas/json/appsettings.json
@@ -36,6 +36,7 @@
       }
     },
     "pwa": {
+      "type": "object",
       "properties": {
         "cacheId": {
           "description": "The cache identifier of the service worker (can be any string). Change this property to force the service worker to reload in browsers.",
@@ -70,6 +71,7 @@
       }
     },
     "ElmahIo": {
+      "type": "object",
       "properties": {
         "ApiKey": {
           "description": "An elmah.io API key with the Messages | Write permission.",
@@ -285,6 +287,7 @@
           "$ref": "#/definitions/logLevel"
         },
         "Console": {
+          "type": "object",
           "properties": {
             "LogLevel": {
               "$ref": "#/definitions/logLevel"
@@ -322,6 +325,7 @@
           }
         },
         "EventSource": {
+          "type": "object",
           "properties": {
             "LogLevel": {
               "$ref": "#/definitions/logLevel"
@@ -329,6 +333,7 @@
           }
         },
         "Debug": {
+          "type": "object",
           "properties": {
             "LogLevel": {
               "$ref": "#/definitions/logLevel"
@@ -336,6 +341,7 @@
           }
         },
         "EventLog": {
+          "type": "object",
           "properties": {
             "LogLevel": {
               "$ref": "#/definitions/logLevel"
@@ -343,6 +349,7 @@
           }
         },
         "ElmahIo": {
+          "type": "object",
           "properties": {
             "LogLevel": {
               "$ref": "#/definitions/logLevel"
@@ -350,6 +357,7 @@
           }
         },
         "ElmahIoBreadcrumbs": {
+          "type": "object",
           "properties": {
             "LogLevel": {
               "$ref": "#/definitions/logLevel"
@@ -393,7 +401,14 @@
           "default": false
         },
         "throwConfigExceptions": {
-          "type": ["boolean", "null"],
+          "anyOf": [
+            {
+              "type": "boolean"
+            },
+            {
+              "type": "null"
+            }
+          ],
           "description": "Throws an exception when there is a config error? If not set, then throwExceptions will be used for this setting.",
           "default": false
         },
@@ -469,7 +484,17 @@
           },
           "patternProperties": {
             ".*": {
-              "type": ["number", "string", "boolean"]
+              "anyOf": [
+                {
+                  "type": "number"
+                },
+                {
+                  "type": "string"
+                },
+                {
+                  "type": "boolean"
+                }
+              ]
             }
           }
         },
@@ -691,15 +716,16 @@
           "additionalProperties": false
         },
         "MinimumLevel": {
-          "type": ["string", "object"],
           "title": "Minimum LogLevel Threshold",
           "description": "Minimum LogLevel Threshold. (Support dynamic reload if the underlying IConfigurationProvider supports it)",
           "oneOf": [
             {
-              "$ref": "#/definitions/Serilog/definitions/SerilogLogEventLevel"
+              "$ref": "#/definitions/Serilog/definitions/SerilogLogEventLevel",
+              "type": "string"
             },
             {
-              "$ref": "#/definitions/Serilog/definitions/DetailedMinimumLevel"
+              "$ref": "#/definitions/Serilog/definitions/DetailedMinimumLevel",
+              "type": "object"
             }
           ]
         },
@@ -886,7 +912,17 @@
           "required": ["Name"]
         },
         "MethodCallReferenceItem": {
-          "type": ["string", "object", "null"],
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "object"
+            },
+            {
+              "type": "null"
+            }
+          ],
           "oneOf": [
             {
               "$ref": "#/definitions/Serilog/definitions/CSharpMethodName"
@@ -897,17 +933,27 @@
           ]
         },
         "MethodCallReference": {
-          "type": ["array", "string", "object"],
-          "minLength": 1,
-          "pattern": "^(?<CSharpMethodName>[a-zA-Z_]\\w*)$",
-          "minItems": 1,
-          "uniqueItems": true,
-          "items": {
-            "$ref": "#/definitions/Serilog/definitions/MethodCallReferenceItem"
-          },
-          "additionalProperties": {
-            "$ref": "#/definitions/Serilog/definitions/MethodCallReferenceItem"
-          }
+          "anyOf": [
+            {
+              "type": "array",
+              "minItems": 1,
+              "uniqueItems": true,
+              "items": {
+                "$ref": "#/definitions/Serilog/definitions/MethodCallReferenceItem"
+              }
+            },
+            {
+              "type": "string",
+              "minLength": 1,
+              "pattern": "^(?<CSharpMethodName>[a-zA-Z_]\\w*)$"
+            },
+            {
+              "type": "object",
+              "additionalProperties": {
+                "$ref": "#/definitions/Serilog/definitions/MethodCallReferenceItem"
+              }
+            }
+          ]
         },
         "CSharpMethodName": {
           "type": "string",
diff --git a/src/schemas/json/creatomic.json b/src/schemas/json/creatomic.json
index 4060c06a03a..06b6a570c99 100644
--- a/src/schemas/json/creatomic.json
+++ b/src/schemas/json/creatomic.json
@@ -1,6 +1,6 @@
 {
-  "$schema": "http://json-schema.org/draft-04/schema#",
-  "id": "https://json.schemastore.org/creatomic.json",
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/creatomic.json",
   "properties": {
     "tslint.enable": {
       "type": "boolean",
@@ -14,10 +14,17 @@
       "scope": "resource"
     },
     "tslint.rulesDirectory": {
-      "type": ["string", "array"],
-      "items": {
-        "type": "string"
-      },
+      "anyOf": [
+        {
+          "type": "string"
+        },
+        {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      ],
       "description": "An additional rules directory",
       "default": "",
       "scope": "resource"
@@ -41,10 +48,17 @@
       "scope": "resource"
     },
     "tslint.exclude": {
-      "type": ["string", "array"],
-      "items": {
-        "type": "string"
-      },
+      "anyOf": [
+        {
+          "type": "string"
+        },
+        {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      ],
       "description": "Configure glob patterns of file paths to exclude from linting",
       "scope": "resource"
     },
@@ -62,10 +76,17 @@
       "scope": "resource"
     },
     "tslint.autoFixOnSave": {
-      "type": ["boolean", "array"],
-      "items": {
-        "type": "string"
-      },
+      "anyOf": [
+        {
+          "type": "boolean"
+        },
+        {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      ],
       "default": false,
       "description": "Turns auto fix on save on or off, or defines which rules (e.g. `no-var-keyword`) to auto fix on save.",
       "scope": "resource"
diff --git a/src/schemas/json/github-workflow.json b/src/schemas/json/github-workflow.json
index c5abb097f1d..11f4f97cb48 100644
--- a/src/schemas/json/github-workflow.json
+++ b/src/schemas/json/github-workflow.json
@@ -288,6 +288,10 @@
         "statuses": {
           "$ref": "#/definitions/permissions-level"
         },
+        "vulnerability-alerts": {
+          "type": "string",
+          "enum": ["read", "none"]
+        },
         "copilot-requests": {
           "type": "string",
           "enum": ["write"]
diff --git a/src/schemas/json/label-commenter-config.json b/src/schemas/json/label-commenter-config.json
index 68992519f97..e0da0aa4b3b 100644
--- a/src/schemas/json/label-commenter-config.json
+++ b/src/schemas/json/label-commenter-config.json
@@ -1,5 +1,6 @@
 {
-  "$schema": "http://json-schema.org/draft-04/schema#",
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/label-commenter-config.json",
   "$comment": "https://github.com/peaceiris/actions-label-commenter",
   "definitions": {
     "labelItem": {
@@ -51,7 +52,6 @@
     }
   },
   "description": "Configuration for Actions Label Commenter, for posting messages triggered by labels.",
-  "id": "https://json.schemastore.org/label-commenter-config.json",
   "properties": {
     "comment": {
       "title": "Comment",
@@ -72,6 +72,7 @@
       "type": "array",
       "items": {
         "$ref": "#/definitions/labelType",
+        "type": "object",
         "title": "Label",
         "properties": {
           "name": {
diff --git a/src/schemas/json/lsdlschema-0.7.json b/src/schemas/json/lsdlschema-0.7.json
index 3d61601d2ae..3cd4c7e8436 100644
--- a/src/schemas/json/lsdlschema-0.7.json
+++ b/src/schemas/json/lsdlschema-0.7.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["0.7.0"]
+      "const": "0.7.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
@@ -388,7 +388,7 @@
       "properties": {
         "Type": {
           "description": "The part of speech of the term",
-          "enum": ["Noun"]
+          "const": "Noun"
         },
         "State": {
           "$ref": "#/definitions/state",
diff --git a/src/schemas/json/lsdlschema-1.0.json b/src/schemas/json/lsdlschema-1.0.json
index 892b4d193a1..cca6896abc8 100644
--- a/src/schemas/json/lsdlschema-1.0.json
+++ b/src/schemas/json/lsdlschema-1.0.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["1.0.0"]
+      "const": "1.0.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
@@ -412,7 +412,7 @@
       "properties": {
         "Type": {
           "description": "The part of speech of the term",
-          "enum": ["Noun"]
+          "const": "Noun"
         },
         "State": {
           "$ref": "#/definitions/state",
diff --git a/src/schemas/json/lsdlschema-2.0.json b/src/schemas/json/lsdlschema-2.0.json
index 40cd54ae078..48d384da82f 100644
--- a/src/schemas/json/lsdlschema-2.0.json
+++ b/src/schemas/json/lsdlschema-2.0.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["2.0.0"]
+      "const": "2.0.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-3.0.json b/src/schemas/json/lsdlschema-3.0.json
index 9e90b3db2ef..368c9144ab3 100644
--- a/src/schemas/json/lsdlschema-3.0.json
+++ b/src/schemas/json/lsdlschema-3.0.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["3.0.0"]
+      "const": "3.0.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-3.1.json b/src/schemas/json/lsdlschema-3.1.json
index dcb466b9599..fc78a9bda72 100644
--- a/src/schemas/json/lsdlschema-3.1.json
+++ b/src/schemas/json/lsdlschema-3.1.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["3.1.0"]
+      "const": "3.1.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-3.2.json b/src/schemas/json/lsdlschema-3.2.json
index 61aedd6fa44..c83439bafe6 100644
--- a/src/schemas/json/lsdlschema-3.2.json
+++ b/src/schemas/json/lsdlschema-3.2.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["3.2.0"]
+      "const": "3.2.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-3.3.json b/src/schemas/json/lsdlschema-3.3.json
index 4e4257e8873..ec4f31beaeb 100644
--- a/src/schemas/json/lsdlschema-3.3.json
+++ b/src/schemas/json/lsdlschema-3.3.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["3.3.0"]
+      "const": "3.3.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-3.4.json b/src/schemas/json/lsdlschema-3.4.json
index 5f0f62c7869..ac409bb02c6 100644
--- a/src/schemas/json/lsdlschema-3.4.json
+++ b/src/schemas/json/lsdlschema-3.4.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["3.4.0"]
+      "const": "3.4.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-3.5.json b/src/schemas/json/lsdlschema-3.5.json
index f4587d06800..4cb30459850 100644
--- a/src/schemas/json/lsdlschema-3.5.json
+++ b/src/schemas/json/lsdlschema-3.5.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["3.5.0"]
+      "const": "3.5.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-4.0.json b/src/schemas/json/lsdlschema-4.0.json
index abfaab51ce1..27f715d1ece 100644
--- a/src/schemas/json/lsdlschema-4.0.json
+++ b/src/schemas/json/lsdlschema-4.0.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["4.0.0"]
+      "const": "4.0.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/lsdlschema-4.1.json b/src/schemas/json/lsdlschema-4.1.json
index d11c68cf756..9e4233a01c0 100644
--- a/src/schemas/json/lsdlschema-4.1.json
+++ b/src/schemas/json/lsdlschema-4.1.json
@@ -7,7 +7,7 @@
   "properties": {
     "Version": {
       "description": "Version of LSDL",
-      "enum": ["4.1.0"]
+      "const": "4.1.0"
     },
     "Language": {
       "description": "Target language for the linguistic schema",
diff --git a/src/schemas/json/nightwatch.json b/src/schemas/json/nightwatch.json
index e48a29285dc..1dd80c132c5 100644
--- a/src/schemas/json/nightwatch.json
+++ b/src/schemas/json/nightwatch.json
@@ -1,30 +1,67 @@
 {
-  "$schema": "http://json-schema.org/draft-04/schema#",
-  "id": "https://json.schemastore.org/nightwatch.json",
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/nightwatch.json",
   "properties": {
     "custom_commands_path": {
-      "type": ["null", "string", "array"],
+      "anyOf": [
+        {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
       "description": "Location(s) where custom commands will be loaded from.",
-      "items": {
-        "type": "string"
-      },
       "default": null
     },
     "custom_assertions_path": {
-      "type": ["null", "string", "array"],
+      "anyOf": [
+        {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
       "description": "Location(s) where custom assertions will be loaded from.",
-      "items": {
-        "type": "string"
-      },
       "default": null
     },
     "page_objects_path": {
-      "type": ["null", "string", "array"],
+      "anyOf": [
+        {
+          "type": "array"
+        },
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
       "description": "Location(s) where page object files will be loaded from.",
       "default": null
     },
     "globals_path": {
-      "type": ["null", "string"],
+      "anyOf": [
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
       "description": "Location of an external globals module which will be loaded and made available to the test as a property globals on the main client instance.",
       "default": null
     },
@@ -100,11 +137,21 @@
       "default": "tests_output"
     },
     "src_folders": {
-      "type": ["null", "string", "array"],
+      "anyOf": [
+        {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
       "description": "A string or array of folders (excluding subfolders) where the tests are located.",
-      "items": {
-        "type": "string"
-      },
       "default": null
     },
     "live_output": {
@@ -131,14 +178,35 @@
           "default": false
         },
         "cli_args": {
-          "type": ["object", "array"]
+          "anyOf": [
+            {
+              "type": "array"
+            },
+            {
+              "type": "object"
+            }
+          ]
         },
         "server_path": {
-          "type": ["null", "string"],
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
           "default": null
         },
         "log_path": {
-          "type": ["string", "boolean"],
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "boolean"
+            }
+          ],
           "default": ""
         },
         "port": {},
@@ -170,25 +238,46 @@
       "description": "Skip the remaining test cases from the current test suite, when one test case fails."
     },
     "test_workers": {
-      "type": ["boolean", "object"],
-      "description": "Whether or not to run individual test files in parallel.",
-      "default": false,
-      "properties": {
-        "enabled": {
+      "anyOf": [
+        {
           "type": "boolean"
         },
-        "workers": {
-          "type": ["string", "number"],
-          "description": "Automatically compute the number of workers based on CPU cores with \"auto\" or manually specify the number of workers"
-        },
-        "node_options": {
-          "type": ["string", "array"],
-          "description": "Pass node arguments to individual workers (all of the process.execArgv using \"auto\" or selectively pass node arguments via [\"--inspect\"])",
-          "items": {
-            "type": "string"
+        {
+          "type": "object",
+          "properties": {
+            "enabled": {
+              "type": "boolean"
+            },
+            "workers": {
+              "anyOf": [
+                {
+                  "type": "string"
+                },
+                {
+                  "type": "number"
+                }
+              ],
+              "description": "Automatically compute the number of workers based on CPU cores with \"auto\" or manually specify the number of workers"
+            },
+            "node_options": {
+              "anyOf": [
+                {
+                  "type": "array",
+                  "items": {
+                    "type": "string"
+                  }
+                },
+                {
+                  "type": "string"
+                }
+              ],
+              "description": "Pass node arguments to individual workers (all of the process.execArgv using \"auto\" or selectively pass node arguments via [\"--inspect\"])"
+            }
           }
         }
-      }
+      ],
+      "description": "Whether or not to run individual test files in parallel.",
+      "default": false
     },
     "test_runner": {
       "type": "string",
@@ -204,10 +293,24 @@
           "default": false
         },
         "cli_args": {
-          "type": ["object", "array"]
+          "anyOf": [
+            {
+              "type": "array"
+            },
+            {
+              "type": "object"
+            }
+          ]
         },
         "server_path": {
-          "type": ["null", "string"],
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
           "default": null
         },
         "log_path": {
@@ -302,15 +405,29 @@
       }
     },
     "exclude": {
-      "type": ["null", "array"],
+      "anyOf": [
+        {
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        {
+          "type": "null"
+        }
+      ],
       "description": "An array of folders or file patterns to be skipped (relative to the main source folder).",
-      "items": {
-        "type": "string"
-      },
       "default": null
     },
     "filter": {
-      "type": ["null", "string"],
+      "anyOf": [
+        {
+          "type": "string"
+        },
+        {
+          "type": "null"
+        }
+      ],
       "description": "Folder or file pattern to be used when loading the tests. Files that don't match this pattern will be ignored.",
       "default": null
     },
diff --git a/src/schemas/json/resjson.json b/src/schemas/json/resjson.json
index 19be6f7a9b1..4a8b676d4bc 100644
--- a/src/schemas/json/resjson.json
+++ b/src/schemas/json/resjson.json
@@ -1,21 +1,12 @@
 {
-  "$schema": "http://json-schema.org/draft-04/schema#",
-  "additionalProperties": {
-    "minProperties": 1,
-    "anyOf": [
-      {
-        "type": "string"
-      },
-      {
-        "$ref": "#/definitions/resource"
-      }
-    ]
-  },
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/resjson.json",
+  "$ref": "#/definitions/resource",
   "definitions": {
     "resource": {
       "type": "object",
+      "minProperties": 1,
       "additionalProperties": {
-        "minProperties": 1,
         "anyOf": [
           {
             "type": "string"
@@ -27,7 +18,6 @@
       }
     }
   },
-  "id": "https://json.schemastore.org/resjson.json",
   "title": "JSON schema for Windows resource files (.resjson)",
   "type": "object"
 }
diff --git a/src/schemas/json/sprite.json b/src/schemas/json/sprite.json
index d90a5e3c9d7..99ceaa557dc 100644
--- a/src/schemas/json/sprite.json
+++ b/src/schemas/json/sprite.json
@@ -1,14 +1,21 @@
 {
-  "$schema": "http://json-schema.org/draft-04/schema#",
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/sprite.json",
   "description": "Schema for image sprite generation files",
-  "id": "https://json.schemastore.org/sprite.json",
   "properties": {
     "customstyles": {
       "description": "Define custom CSS declarations to inject into the generated stylesheet.",
       "type": "object",
       "additionalProperties": {
-        "description": "A custom CSS declaration (property: value).",
-        "type": ["string", "number"]
+        "anyOf": [
+          {
+            "type": "string"
+          },
+          {
+            "type": "number"
+          }
+        ],
+        "description": "A custom CSS declaration (property: value)."
       }
     },
     "dpi": {