Merge pull request #171 from MikeMcC399/ci-node-20

chore(deps): use CircleCI cimg/node:20.12.2 image

Author: jennifer-shehane

.node-version

@@ -1 +1 @@
-16.15.0
+20.12.2

.nvmrc

@@ -1 +1 @@
-16.15.0
+20.12.2

circle.yml

@@ -22,7 +22,7 @@ workflows:
 jobs:
   lint:
     docker:
-      - image: circleci/node:16
+      - image: cimg/node:20.12.2
     steps:
       - checkout
       - run:
@@ -34,7 +34,7 @@ jobs:
 
   test-v4:
     docker:
-      - image: circleci/node:16
+      - image: cimg/node:20.12.2
     steps:
       - checkout
       - run:
@@ -49,7 +49,7 @@ jobs:
 
   test-v5:
     docker:
-      - image: circleci/node:16
+      - image: cimg/node:20.12.2
     steps:
       - checkout
       - run:
@@ -64,7 +64,7 @@ jobs:
 
   test-v6:
     docker:
-      - image: circleci/node:16
+      - image: cimg/node:20.12.2
     steps:
       - checkout
       - run:
@@ -79,7 +79,7 @@ jobs:
 
   release:
     docker:
-      - image: circleci/node:16
+      - image: cimg/node:20.12.2
     steps:
       - checkout
       - run: