add typescript support to next

package-lock.json

@@ -2190,6 +2190,30 @@
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       "dev": true
     },
+    "@types/prop-types": {
+      "version": "15.7.3",
+      "resolved": "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.3.tgz",
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+      "dev": true
+    },
+    "@types/react": {
+      "version": "16.9.48",
+      "resolved": "https://registry.npmjs.org/@types/react/-/react-16.9.48.tgz",
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+      "dev": true,
+      "requires": {
+        "@types/prop-types": "*",
+        "csstype": "^3.0.2"
+      },
+      "dependencies": {
+        "csstype": {
+          "version": "3.0.3",
+          "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.0.3.tgz",
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+          "dev": true
+        }
+      }
+    },
     "@types/stack-utils": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/@types/stack-utils/-/stack-utils-1.0.1.tgz",
@@ -11373,6 +11397,12 @@
         "is-typedarray": "^1.0.0"
       }
     },
+    "typescript": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.0.2.tgz",
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+      "dev": true
+    },
     "unicode-canonical-property-names-ecmascript": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-1.0.4.tgz",