Refactor to 2021 standards

.editorconfig

@@ -0,0 +1,6 @@
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true

.eslintrc.json

@@ -0,0 +1,59 @@
+{
+  "env": {
+    "browser": true,
+    "es6": true,
+    "node": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "plugin:vue/essential",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:@typescript-eslint/recommended-requiring-type-checking",
+    "prettier"
+  ],
+  "parser": "vue-eslint-parser",
+  "parserOptions": {
+    "ecmaVersion": 11,
+    "parser": "@typescript-eslint/parser",
+    "sourceType": "module",
+    "project": "./tsconfig.eslint.json",
+    "extraFileExtensions": [".vue"]
+  },
+  "plugins": ["vue", "@typescript-eslint/eslint-plugin"],
+  "rules": {
+    "@typescript-eslint/no-unused-vars": [
+      "error",
+      {
+        "argsIgnorePattern": "^_"
+      }
+    ],
+    "@typescript-eslint/no-non-null-assertion": "off",
+    "quotes": "off",
+    "prefer-template": "error",
+    "max-len": [
+      "error",
+      {
+        "tabWidth": 2,
+        "ignoreUrls": true
+      }
+    ]
+  },
+  "overrides": [
+    {
+      "files": ["**/*.js"],
+      "parserOptions": {
+        "ecmaVersion": 11,
+        "parser": "@typescript-eslint/parser"
+      },
+      "rules": {
+        "@typescript-eslint/no-var-requires": "off",
+        "@typescript-eslint/no-unsafe-assignment": "off",
+        "@typescript-eslint/no-unsafe-call": "off",
+        "@typescript-eslint/no-unsafe-return": "off",
+        "@typescript-eslint/no-unsafe-member-access": "off",
+        "@typescript-eslint/restrict-template-expressions": "off"
+      }
+    }
+  ]
+}

.gitignore

@@ -1,65 +1,5 @@
-# Vim
-*.vim
-*.sw*
-
-# Logs
-logs
-*.log
-npm-debug.log*
-yarn-debug.log*
-yarn-error.log*
-
-# Runtime data
-pids
-*.pid
-*.seed
-*.pid.lock
-
-# Directory for instrumented libs generated by jscoverage/JSCover
-lib-cov
-
-# Coverage directory used by tools like istanbul
-coverage
-
-# nyc test coverage
-.nyc_output
-
-# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
-.grunt
-
-# Bower dependency directory (https://bower.io/)
-bower_components
-
-# node-waf configuration
-.lock-wscript
-
-# Compiled binary addons (https://nodejs.org/api/addons.html)
-build/Release
-
-# Dependency directories
+package-lock.json
 node_modules/
-jspm_packages/
-
-# TypeScript v1 declaration files
-typings/
-
-# Optional npm cache directory
-.npm
-
-# Optional eslint cache
-.eslintcache
-
-# Optional REPL history
-.node_repl_history
-
-# Output of 'npm pack'
-*.tgz
-
-# Yarn Integrity file
-.yarn-integrity
-
-# dotenv environment variables file
-.env
-
-# next.js build output
-.next
+dist/
+build/
+.idea/