fix(config.yml):CircleCI received exit code 127

I resolved this issue:
error Command failed with exit code 127.

.circleci/config.yml

@@ -15,7 +15,7 @@ workflows:
 jobs:
     build:
         docker:
-            - image: cimg/node:12.18
+            - image: cimg/node:14.10.1
         steps:
             - checkout
             - restore_cache:
@@ -31,7 +31,7 @@ jobs:
                     - ./node_modules
     lint:
         docker:
-            - image: cimg/node:12.18
+            - image: cimg/node:14.10.1
         steps:
             - checkout
             - restore_cache:
@@ -42,7 +42,7 @@ jobs:
                 command: yarn lint && yarn format:check
     test:
         docker:
-            - image: cimg/node:12.18
+            - image: cimg/node:14.10.1
         steps:
             - checkout
             - restore_cache:
@@ -70,7 +70,7 @@ jobs:
             - restore_cache:
                 name: Restore Yarn Package Cache
                 keys:
-                    - npm-v1-dependencies-{{ checksum "yarn.lock" }}
+                    - yarn-packages-v2{{ checksum "yarn.lock" }}
             - run:
                 name: "E2e Test"
                 command: yarn test:e2e

Dockerfile

@@ -0,0 +1,5 @@
+FROM node:14.10.1
+COPY ["package.json", "yarn.lock", "./"]
+RUN yarn install
+COPY . .
+CMD ["yarn", "start"]