4 file structure

.eslintrc.json

@@ -0,0 +1,34 @@
+{
+  "env": {
+    "browser": true,
+    "commonjs": true,
+    "es6": true,
+    "node": true,
+    "jest/globals": true
+  },
+  "extends": ["airbnb-base", "prettier", "plugin:jest/recommended"],
+  "globals": {
+    "Atomics": "readonly",
+    "SharedArrayBuffer": "readonly"
+  },
+  "parserOptions": {
+    "ecmaVersion": 2018
+  },
+  "plugins": ["prettier", "jest"],
+  "rules": {
+    "prettier/prettier": [
+      "error",
+      {
+        "singleQuote": true,
+        "trailingComma": "all"
+      }
+    ],
+    "jest/no-disabled-tests": "warn",
+    "jest/no-focused-tests": "error",
+    "jest/no-identical-title": "error",
+    "jest/prefer-to-have-length": "warn",
+    "jest/valid-expect": "error",
+    "consistent-return": "off",
+    "jest/no-test-callback": "off"
+  }
+}

.gitignore

@@ -0,0 +1,3 @@
+node_modules
+coverage
+.env

.travis.yml

@@ -0,0 +1,3 @@
+language: node_js
+node_js:
+  - lts/*

.vscode/settings.json

@@ -0,0 +1,15 @@
+{
+  "eslint.workingDirectories": ["client", "server"],
+  "[javascript]": {
+    "editor.codeActionsOnSave": {
+      "source.fixAll": true
+    },
+    "editor.formatOnSave": false
+  },
+  "[json]": {
+    "editor.defaultFormatter": "vscode.json-language-features"
+  },
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "editor.formatOnSave": true,
+  "files.eol": "\n"
+}

client/.eslintrc.json

@@ -0,0 +1,51 @@
+{
+  "parser": "babel-eslint",
+  "extends": ["airbnb", "prettier", "prettier/react"],
+  "parserOptions": {
+    "es6": true,
+    "ecmaVersion": 6,
+    "ecmaFeatures": {
+      "impliedStrict": true,
+      "experimentalObjectRestSpread": true
+    }
+  },
+  "settings": {
+    "import/resolver": {
+      "node": {
+        "extensions": [".js", ".jsx"]
+      }
+    }
+  },
+  "root": true,
+  "env": {
+    "browser": true
+  },
+  "rules": {
+    "react/jsx-filename-extension": [
+      1,
+      {
+        "extensions": [".js", ".jsx"]
+      }
+    ],
+    "no-nested-ternary": "off",
+    "react/prefer-stateless-function": [0],
+    "react/jsx-props-no-spreading": [0],
+    "quotes": [
+      2,
+      "single",
+      {
+        "avoidEscape": true,
+        "allowTemplateLiterals": true
+      }
+    ],
+    "prettier/prettier": [
+      "error",
+      {
+        "trailingComma": "es5",
+        "singleQuote": true
+      }
+    ],
+    "react/state-in-constructor": [0, "always"]
+  },
+  "plugins": ["react", "prettier"]
+}

client/.gitignore

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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*