运行npm install npm错误！代码EJSONPARSE

Question

我正在做一个docker课程，现在我收到了这个错误，我已经尝试了一个小时，但是仍然不能解决。寻找为什么会发生这种情况的解释。谢谢!

    abdullahyasinahmad@Abdullahs-MBP visits % docker build .
    Sending build context to Docker daemon  3.584kB
    Step 1/6 : FROM node:alpine
     ---> 66f36cfbf155
    Step 2/6 : WORKDIR /usr/app
     ---> Using cache
     ---> c75d13f7a8d9
    Step 3/6 : COPY package.json .
     ---> Using cache
     ---> a0ad07b89732
    Step 4/6 : RUN npm install
     ---> Running in ec0f65f48bca
    npm notice 
    npm notice New patch version of npm available! 7.0.8 -> 7.0.11
    npm notice Changelog: <https://github.com/npm/cli/releases/tag/v7.0.11>
    npm notice Run `npm install -g npm@7.0.11` to update!
    npm notice 
    npm ERR! code EJSONPARSE
    npm ERR! path /usr/app/package.json
    npm ERR! JSON.parse Unexpected end of JSON input while parsing empty string
    npm ERR! JSON.parse Failed to parse JSON data.
    npm ERR! JSON.parse Note: package.json must be actual JSON, not just JavaScript.
    
    npm ERR! A complete log of this run can be found in:
    npm ERR!     /root/.npm/_logs/2020-11-17T03_15_25_297Z-debug.log
    The command '/bin/sh -c npm install' returned a non-zero code: 1

起始节点:阿尔卑斯山

WORKDIR /usr/app

复制package.json。

运行npm安装

收到。。

CMD "npm"，"start“

    const express = require('express');
    const redis = require('redis');

    const app = express();
    const client = redis.createClient();
    client.set('visits', 0)

    app.get('/', (req, res) => {
      client.get('visits', (err, visits) => {
        res.send('Number of visits is ' + visits);
        client.set('visits', parseInt(visits) + 1);
      });
    });

    app.listen(8081, () => {
      console.log('Listening on port 8081');
    });

“”“

打包JSON文件

      {
          "dependencies": {
            "express": "*",
            "redis": "2.8.0"
          },
          "scripts": {
            "start": "node index.js"
          }
        }

“”“

控制台日志

    Nov 16 22:23:29 Abdullahs-MBP com.apple.xpc.launchd[1]          
   (com.apple.xpc.launchd.domain.pid.docker-credenti.55164): Failed to bootstrap path: path=       /usr/local/bin/docker-credential-osxkeychain, error = 2: No such file or 
    directory

Answer 1

使用node:14。适用于我！：

docker run -it node:14  npm install -g npm@7.0.12