Revert "Add yet-another-react-lightbox package and update .gitignore to exclude node_modules"

This reverts commit c92f4a5edd.

frontend/node_modules/@svgdotjs/svg.js/.config/karma.conf.cjs

@@ -0,0 +1,88 @@
+// Karma configuration
+const karmaCommon = require('./karma.conf.common.cjs')
+
+let chromeBin = 'ChromeHeadless'
+if (process.platform === 'linux') {
+  // We need to choose either Chrome or Chromium.
+  // Canary is not available on linux.
+  // If we do not find Chromium then we can deduce that
+  // either Chrome is installed or there is no Chrome variant at all,
+  // in which case karma-chrome-launcher will output an error.
+  // If `which` finds nothing it will throw an error.
+  const { execSync } = require('child_process')
+
+  try {
+    if (execSync('which chromium-browser')) chromeBin = 'ChromiumHeadless'
+  } catch (e) {}
+}
+
+module.exports = function (config) {
+  config.set(
+    Object.assign(karmaCommon(config), {
+      files: [
+        'spec/RAFPlugin.js',
+        {
+          pattern: 'spec/fixtures/fixture.css',
+          included: false,
+          served: true
+        },
+        {
+          pattern: 'spec/fixtures/pixel.png',
+          included: false,
+          served: true
+        },
+        {
+          pattern: 'src/**/*.js',
+          included: false,
+          served: true,
+          type: 'modules'
+        },
+        {
+          pattern: 'spec/helpers.js',
+          included: false,
+          served: true,
+          type: 'module'
+        },
+        {
+          pattern: 'spec/setupBrowser.js',
+          included: true,
+          type: 'module'
+        },
+        {
+          pattern: 'spec/spec/*/**/*.js',
+          included: true,
+          type: 'module'
+        }
+      ],
+
+      // preprocess matching files before serving them to the browser
+      // available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
+      preprocessors: {
+        'src/**/*.js': ['coverage']
+      },
+
+      // test results reporter to use
+      // possible values: 'dots', 'progress'
+      // available reporters: https://npmjs.org/browse/keyword/karma-reporter
+      reporters: ['progress', 'coverage'],
+      coverageReporter: {
+        // Specify a reporter type.
+        type: 'lcov',
+        dir: 'coverage/',
+        subdir: function (browser) {
+          // normalization process to keep a consistent browser name accross different OS
+          return browser.toLowerCase().split(/[ /-]/)[0] // output the results into: './coverage/firefox/'
+        },
+        instrumenterOptions: {
+          istanbul: {
+            esModules: true
+          }
+        }
+      },
+
+      // start these browsers
+      // available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
+      browsers: [chromeBin, 'FirefoxHeadless']
+    })
+  )
+}