add prettier precommit hook

Author: lindsaylevine

lib/templates/netlifyFunction.js

@@ -34,8 +34,8 @@ exports.handler = (event, context, callback) => {
   // When running on netlify, the header "host" is not set in
   // multiValueHeaders so we manually set it here.
   // TO-DO: @lindsaylevine/@cassidoo remove after netlify supports internally
-  if(!event.multiValueHeaders.hasOwnProperty('host')) {
-    event.multiValueHeaders['host'] = [event.headers['host']]
+  if (!event.multiValueHeaders.hasOwnProperty("host")) {
+    event.multiValueHeaders["host"] = [event.headers["host"]];
   }
 
   // Get the request URL

package-lock.json

@@ -39,6 +39,7 @@
   "devDependencies": {
     "cypress": "^5.1.0",
     "folder-hash": "^3.3.3",
+    "husky": "^4.3.0",
     "jest": "^26.4.2",
     "netlify-cli": "^2.61.0",
     "next": "^9.5.3",
@@ -52,5 +53,10 @@
     "commander": "^6.0.0",
     "fs-extra": "^9.0.1",
     "next-aws-lambda": "^2.5.0"
+  },
+  "husky": {
+    "hooks": {
+      "pre-commit": "npm run format"
+    }
   }
 }