title: I cant install sharp using npm
body: <p>I cant install sharp library using <code>sudo npm install sharp</code>.</p>
  
  <p>The terminal output:</p>
  
  <blockquote>
    <p>sharp@0.23.1 install /Users/kozakiewicz/node_modules/sharp
    (node install/libvips &amp;&amp; node install/dll-copy &amp;&amp; prebuild-install) || (node-gyp rebuild &amp;&amp; node install/dll-copy)</p>
  </blockquote>
  
  <pre><code>info sharp Using cached /Users/kozakiewicz/.npm/_libvips/libvips-8.8.1-darwin-x64.tar.gz
  ERR! sharp EACCES: permission denied, mkdir '/Users/kozakiewicz/node_modules/sharp/vendor'
  info sharp Attempting to build from source via node-gyp but this may fail due to the above error
  info sharp Please see https://sharp.pixelplumbing.com/page/install for required dependencies
  gyp ERR! configure error 
  gyp ERR! stack Error: EACCES: permission denied, mkdir '/Users/kozakiewicz/node_modules/sharp/build'
  gyp ERR! System Darwin 18.7.0
  gyp ERR! command "/usr/local/bin/node" "/usr/local/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
  gyp ERR! cwd /Users/kozakiewicz/node_modules/sharp
  gyp ERR! node -v v10.16.3
  gyp ERR! node-gyp -v v3.8.0
  gyp ERR! not ok 
  npm WARN enoent ENOENT: no such file or directory, open '/Users/kozakiewicz/package.json'
  npm WARN gatsby-plugin-sass@2.1.14 requires a peer of gatsby@^2.0.0 but none is installed. You must install peer dependencies yourself.
  npm WARN gatsby-plugin-sass@2.1.14 requires a peer of node-sass@^4.9.0 but none is installed. You must install peer dependencies yourself.
  npm WARN sass-loader@7.3.1 requires a peer of webpack@^3.0.0 || ^4.0.0 but none is installed. You must install peer dependencies yourself.
  npm WARN gatsby-plugin-sharp@2.2.27 requires a peer of gatsby@^2.0.0 but none is installed. You must install peer dependencies yourself.
  npm WARN gatsby-source-contentful@2.1.36 requires a peer of gatsby@^2.0.33 but none is installed. You must install peer dependencies yourself.
  npm WARN gatsby-source-filesystem@2.1.22 requires a peer of gatsby@^2.2.0 but none is installed. You must install peer dependencies yourself.
  npm WARN gatsby-transformer-sqip@2.1.25 requires a peer of gatsby@^2.0.0 but none is installed. You must install peer dependencies yourself.
  npm WARN gatsby-transformer-sqip@2.1.25 requires a peer of gatsby-transformer-sharp@^2.0.0 but none is installed. You must install peer dependencies yourself.
  npm WARN sass-loader@7.1.0 requires a peer of webpack@^3.0.0 || ^4.0.0 but none is installed. You must install peer dependencies yourself.
  npm WARN kozakiewicz No description
  npm WARN kozakiewicz No repository field.
  npm WARN kozakiewicz No README data
  npm WARN kozakiewicz No license field.
  
  npm ERR! code ELIFECYCLE
  npm ERR! errno 1
  npm ERR! sharp@0.23.1 install: `(node install/libvips &amp;&amp; node install/dll-copy &amp;&amp; prebuild-install) || (node-gyp rebuild &amp;&amp; node install/dll-copy)`
  npm ERR! Exit status 1
  npm ERR! 
  npm ERR! Failed at the sharp@0.23.1 install script.
  npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
  
  npm ERR! A complete log of this run can be found in:
  npm ERR!     /Users/kozakiewicz/.npm/_logs/2019-10-14T21_07_02_376Z-debug.log
  </code></pre>