fix: filter schema

Author: AVVS

schemas/list.json

@@ -23,6 +23,26 @@
     },
     "filter": {
       "type": "object",
+      "properties": {
+        "#multi": {
+          "type": "object",
+          "required": [ "fields", "match" ],
+          "properties": {
+            "fields": {
+              "type": "array",
+              "minItems": 1,
+              "items": {
+                "type": "string",
+                "minLength": 1
+              }
+            },
+            "match": {
+              "type": "string",
+              "minLength": 1
+            }
+          }
+        }
+      },
       "patternProperties": {
         "^.+$": {
           "oneOf": [
@@ -33,30 +53,16 @@
             {
               "type": "object",
               "minProperties": 1,
+              "maxProperties": 2,
               "properties": {
-                "gte": {
-                  "oneOf": [
-                    {
-                      "type": "string",
-                      "minLength": 1
-                    },
-                    {
-                      "type": "integer",
-                      "minimum": 0
-                    }
-                  ]
-                },
-                "lte": {
-                  "oneOf": [
-                    {
-                      "type": "string",
-                      "minLength": 1
-                    },
-                    {
-                      "type": "integer",
-                      "minimum": 0
-                    }
-                  ]
+                "patternProperties": {
+                  "^(ne|eq|match)$": {
+                    "type": "string",
+                    "minLength": 1
+                  },
+                  "^(gte|lte)$": {
+                    "type": "number"
+                  }
                 }
               }
             }