chore: Upgrade Node to v12 (#1023)

* chore: Upgrade Node to v12

* test: Upgrade test node image

.circleci/config.yml

@@ -3,7 +3,7 @@ jobs:
   build:
     working_directory: ~/outline
     docker:
-      - image: circleci/node:8.11
+      - image: circleci/node:12
       - image: circleci/redis:latest
       - image: circleci/postgres:9.6.5-alpine-ram
     environment:

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:8.11-alpine
+FROM node:12-alpine
 
 ENV PATH /opt/outline/node_modules/.bin:/opt/node_modules/.bin:$PATH
 ENV NODE_PATH /opt/outline/node_modules:/opt/node_modules

README.md

@@ -21,7 +21,7 @@ If you'd like to run your own copy of Outline or contribute to development then
 
 Outline requires the following dependencies:
 
-- Node.js >= 8.11
+- Node.js >= 12
 - Postgres >=9.5
 - Redis
 - AWS S3 storage bucket for media and other attachments

package.json

@@ -48,7 +48,7 @@
     ]
   },
   "engines": {
-    "node": ">= 8.11"
+    "node": ">= 12"
   },
   "repository": {
     "type": "git",