add husky to control precommit error

.husky/.gitignore

@@ -0,0 +1 @@
+_

.husky/pre-commit

@@ -0,0 +1,4 @@
+#!/bin/sh
+. "$(dirname "$0")/_/husky.sh"
+
+yarn try

package.json

@@ -33,6 +33,7 @@
     "url": "https://github.com/fluid-framework/fluid/issues/"
   },
   "scripts": {
+    "prepack": "husky install",
     "start": "npm-run-all -s watch",
     "watch": "node-sass ./src --output ./temp/ --output-style compact --indent-type space --indent-width 2 --source-map true -w",
     "try": "npm-run-all -s lint test",
@@ -63,12 +64,13 @@
     "cssnano": "^4.1.10",
     "find-unused-sass-variables": "^3.1.0",
     "foreach-cli": "^1.8.1",
+    "husky": "^6.0.0",
     "node-sass": "^5.0.0",
     "npm-run-all": "^4.1.5",
-    "rfs": "^9.0.3",
     "postcss": "^8.2.6",
     "postcss-cli": "^8.3.1",
     "postcss-combine-duplicated-selectors": "^10.0.2",
+    "rfs": "^9.0.3",
     "shx": "^0.3.3",
     "stylelint": "^13.9.0",
     "stylelint-config-recommended-scss": "^4.2.0",

yarn.lock

@@ -1704,6 +1704,11 @@ http-signature@~1.2.0:
     jsprim "^1.2.2"
     sshpk "^1.7.0"
 
+husky@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/husky/-/husky-6.0.0.tgz#810f11869adf51604c32ea577edbc377d7f9319e"
+  integrity sha512-SQS2gDTB7tBN486QSoKPKQItZw97BMOd+Kdb6ghfpBc0yXyzrddI0oDV5MkDAbuB4X2mO3/nj60TRMcYxwzZeQ==
+
 ignore@^5.1.4, ignore@^5.1.8:
   version "5.1.8"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-5.1.8.tgz#f150a8b50a34289b33e22f5889abd4d8016f0e57"