Snapshot current package lock so future changes won't require a full reinstall in docker container, which takes too long

app/Dockerfile

@@ -1,5 +1,9 @@
 FROM node
 
+COPY zdocker/package-20200420.json package.json
+COPY zdocker/package-lock-20200420.json package-lock.json
+RUN npm install
+
 COPY package.json package-lock.json ./
 RUN npm install
 COPY . .

app/docker-compose.yml

@@ -4,4 +4,4 @@ services:
     build: .
     restart: always
     network_mode: host
-    env_file: .evn
+    env_file: .env

app/zdocker/package-20200420.json

@@ -0,0 +1,53 @@
+{
+  "name": "social-app",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "start": "MODE=server SSB_PORT=8009 node index.js",
+    "start:client": "electron .",
+    "start:user-2": "SSB_PORT=8010 PORT=3001 CONFIG_FOLDER=social-user2 electron .",
+    "start:user-3": "SSB_PORT=8011 PORT=3002 CONFIG_FOLDER=social-user3 electron .",
+    "clear": "rm -rf ~/.social; rm -rf ~/.social-user2; rm -rf ~/.social-user3",
+    "package": "electron-packager . --platform=darwin --arch=x64 --out out/ --overwrite"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@sentry/node": "^5.15.4",
+    "chokidar": "^3.3.1",
+    "cookie-parser": "^1.4.5",
+    "debug": "^4.1.1",
+    "ejs": "^3.0.2",
+    "electron-packager": "^14.2.1",
+    "express": "^4.17.1",
+    "express-fileupload": "^1.1.7-alpha.3",
+    "mime-types": "^2.1.26",
+    "pull-cat": "^1.1.11",
+    "pull-identify-filetype": "^1.1.0",
+    "pull-stream": "^3.6.14",
+    "ssb-about": "^2.0.1",
+    "ssb-backlinks": "^1.0.0",
+    "ssb-blobs": "^1.2.2",
+    "ssb-client": "^4.9.0",
+    "ssb-config": "^3.4.4",
+    "ssb-contacts": "0.0.2",
+    "ssb-device-address": "^1.1.6",
+    "ssb-friends": "^4.1.4",
+    "ssb-gossip": "^1.1.1",
+    "ssb-identities": "^2.1.1",
+    "ssb-invite": "^2.1.4",
+    "ssb-keys": "^7.2.2",
+    "ssb-master": "^1.0.3",
+    "ssb-peer-invites": "^2.0.2",
+    "ssb-private": "^0.2.3",
+    "ssb-query": "^2.4.3",
+    "ssb-replicate": "^1.3.2",
+    "ssb-server": "^15.2.0",
+    "stream-to-pull-stream": "^1.7.3",
+    "url": "^0.11.0"
+  },
+  "devDependencies": {
+    "electron": "^8.2.0"
+  }
+}