Drop support for node 16 (#167)

Author: RobbieTheWagner

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Install Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 18.x
           cache: yarn
       - name: Install Dependencies
         run: yarn install --frozen-lockfile
@@ -40,7 +40,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 18.x
           cache: yarn
       - name: Install Dependencies
         run: yarn install --no-lockfile
@@ -70,7 +70,7 @@ jobs:
       - name: Install Node
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 18.x
           cache: yarn
       - name: Install Dependencies
         run: yarn install --frozen-lockfile

.tool-versions

@@ -1 +1 @@
-nodejs 16.20.0
+nodejs 18.19.0

tests/dummy/config/addon-docs.js config/addon-docs.js

@@ -56,7 +56,7 @@
     "broccoli-asset-rev": "^3.0.0",
     "concurrently": "^8.0.1",
     "ember-cli": "~4.12.1",
-    "ember-cli-addon-docs": "^5.0.0",
+    "ember-cli-addon-docs": "^7.0.0",
     "ember-cli-addon-docs-yuidoc": "^1.0.0",
     "ember-cli-dependency-checker": "^3.3.1",
     "ember-cli-deploy": "^2.0.0",
@@ -97,7 +97,7 @@
     "ember-source": "^4.0.0 || ^5.0.0"
   },
   "engines": {
-    "node": "16.* || >= 18"
+    "node": ">= 18"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org"