Added Node v18 support

[BREAKING CHANGE]: Dropped Node 17 support

Author: Valentin Palkovič

.github/workflows/actions.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [14, 16, 17]
+        node-version: [14, 16, 18]
     steps:
       - uses: actions/checkout@v3
         with:

README.md

@@ -79,7 +79,7 @@ nexus build
 | -------------------: | :----------------- |
 | (Maintenance LTS) 14 | :heavy_check_mark: |
 |          (Active) 16 | :heavy_check_mark: |
-|         (Current) 17 | :heavy_check_mark: |
+|         (Current) 18 | :heavy_check_mark: |
 
 ## Examples