diff --git a/.eslintignore b/.eslintignore
new file mode 100644
index 0000000000..3c3629e647
--- /dev/null
+++ b/.eslintignore
@@ -0,0 +1 @@
+node_modules
diff --git a/.npmrc b/.npmrc
new file mode 100644
index 0000000000..6a9b8aeb82
--- /dev/null
+++ b/.npmrc
@@ -0,0 +1,2 @@
+# used in tandem with package.json engine to only enable yarn
+engine-strict=true
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000000..898c8715b1
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+14.17
diff --git a/.prettierignore b/.prettierignore
index ed28f87d39..39220da54d 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -3,4 +3,13 @@ node_modules
 public
 **/**/node_modules
 **/**/.next
-**/**/public
\ No newline at end of file
+**/**/public
+
+*.lock
+*.log
+
+.gitignore
+.npmignore
+.prettierignore
+.DS_Store
+.eslintignore
diff --git a/.vercelignore b/.vercelignore
new file mode 100644
index 0000000000..26f5c15f86
--- /dev/null
+++ b/.vercelignore
@@ -0,0 +1 @@
+.github
diff --git a/package.json b/package.json
index 8014dc9bd1..e20c56e9d9 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,8 @@
     "prepare": "husky install"
   },
   "engines": {
-    "node": "^14.0.0"
+    "node": "14.x",
+    "yarn": ">=1.19.0 < 2.0.0"
   },
   "dependencies": {
     "@headlessui/react": "^1.4.1",