Add pyright to CI

Author: krassowski

package.json

@@ -19,6 +19,7 @@
     "npm-run-all": "^4.1.5",
     "precise-commits": "^1.0.2",
     "prettier": "^2.1.2",
+    "pyright": "^1.1",
     "sql-language-server": "^0.11.4",
     "typescript": "~4.1.3",
     "unified-language-server": "^0.3.0",

yarn.lock

@@ -11445,6 +11445,11 @@ puppeteer@^1.17.0:
     rimraf "^2.6.1"
     ws "^6.1.0"
 
+pyright@^1.1:
+  version "1.1.140"
+  resolved "https://registry.yarnpkg.com/pyright/-/pyright-1.1.140.tgz#2692f67b2769e664983dff3fefee4c0e4d12f4fa"
+  integrity sha512-isJj7cahjEK7xAy5/aLJ4TfzLJGA4SCWqPk1pLJA3k8S6VUo4FIiPrvHOd1LM2gxImqgef4rwUeHRC+vrOKLRQ==
+
 q@^1.5.1:
   version "1.5.1"
   resolved "https://registry.yarnpkg.com/q/-/q-1.5.1.tgz#7e32f75b41381291d04611f1bf14109ac00651d7"