diff --git a/.eslintrc.json b/.eslintrc.json
new file mode 100644
index 0000000..38d0fc9
--- /dev/null
+++ b/.eslintrc.json
@@ -0,0 +1,22 @@
+{
+  "env": {
+    "browser": true,
+    "es6": true
+  },
+  "extends": [
+    "airbnb-base"
+  ],
+  "globals": {
+    "Atomics": "readonly",
+    "SharedArrayBuffer": "readonly"
+  },
+  "parserOptions": {
+    "ecmaVersion": 2018
+  },
+  "rules": {
+    "indent": [
+      "error",
+      4
+    ]
+  }
+}
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 11e2ca0..657de64 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -72,6 +72,23 @@
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       "dev": true
     },
+    "@babel/runtime": {
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+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.8.4.tgz",
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+      "dev": true,
+      "requires": {
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+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.3.tgz",
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+          "dev": true
+        }
+      }
+    },
     "@babel/template": {
       "version": "7.4.4",
       "resolved": "https://registry.npmjs.org/@babel/template/-/template-7.4.4.tgz",
@@ -129,18 +146,18 @@
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-      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-1.6.0.tgz",
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+      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-1.7.1.tgz",
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-      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-3.2.1.tgz",
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+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-3.2.2.tgz",
+      "integrity": "sha512-B8SEsgd8gArBLMD6zpRw3juQ2FVSsmdd7qlevyDqzS9WTCtvF55/gAL+h6gue8ZvPYcdiPdvueM/qm//9XzyTQ==",
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@@ -164,6 +181,45 @@
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       "dev": true
     },
+    "acorn": {
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+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.0.tgz",
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+      "dev": true
+    },
+    "acorn-jsx": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-5.2.0.tgz",
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+      "dev": true
+    },
+    "ajv": {
+      "version": "6.12.0",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.0.tgz",
+      "integrity": "sha512-D6gFiFA0RRLyUbvijN74DWAjXSFxWKaWP7mldxkVhyhAV3+SWA9HEJPHQ2c9soIeTFJqcSdFDGFgdqs1iUU2Hw==",
+      "dev": true,
+      "requires": {
+        "fast-deep-equal": "^3.1.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
+      }
+    },
+    "ansi-colors": {
+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-3.2.3.tgz",
+      "integrity": "sha512-LEHHyuhlPY3TmuUYMh2oz89lTShfvgbmzaBcxve9t/9Wuy7Dwf4yoAKcND7KFT1HAQfqZ12qtc+DUrBMeKF9nw==",
+      "dev": true
+    },
+    "ansi-escapes": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-4.3.0.tgz",
+      "integrity": "sha512-EiYhwo0v255HUL6eDyuLrXEkTi7WwVCLAw+SeOQ7M7qdun1z1pum4DEm/nuqIVbPvi9RPPc9k9LbyBv6H0DwVg==",
+      "dev": true,
+      "requires": {
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@@ -214,6 +270,16 @@
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       }
     },
+    "aria-query": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/aria-query/-/aria-query-3.0.0.tgz",
+      "integrity": "sha1-ZbP8wcoRVajJrmTW7uKX8V1RM8w=",
+      "dev": true,
+      "requires": {
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@@ -244,6 +310,17 @@
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       "dev": true
     },
+    "array-includes": {
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+      "resolved": "https://registry.npmjs.org/array-includes/-/array-includes-3.1.1.tgz",
+      "integrity": "sha512-c2VXaCHl7zPsvpkFsw4nxvFie4fh1ur9bpcgsVkIjqn0H/Xwdg+7fv3n2r/isyS8EBj5b06M9kHyZuIr4El6WQ==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.3",
+        "es-abstract": "^1.17.0",
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       "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.2.1.tgz",
@@ -251,6 +328,16 @@
       "dev": true,
       "optional": true
     },
+    "array.prototype.flat": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/array.prototype.flat/-/array.prototype.flat-1.2.3.tgz",
+      "integrity": "sha512-gBlRZV0VSmfPIeWfuuy56XZMvbVfbEUnOXUvt3F/eUUUSyzlgLxhEX4YAEpxNAogRGehPSnfXyPtYyKAhkzQhQ==",
+      "dev": true,
+      "requires": {
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+        "es-abstract": "^1.17.0-next.1"
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       "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
@@ -264,6 +351,18 @@
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+    "ast-types-flow": {
+      "version": "0.0.7",
+      "resolved": "https://registry.npmjs.org/ast-types-flow/-/ast-types-flow-0.0.7.tgz",
+      "integrity": "sha1-9wtzXGvKGlycItmCw+Oef+ujva0=",
+      "dev": true
+    },
+    "astral-regex": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/astral-regex/-/astral-regex-1.0.0.tgz",
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+    },
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+    "axobject-query": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/axobject-query/-/axobject-query-2.1.2.tgz",
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+    },
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@@ -727,6 +832,12 @@
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+    "callsites": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
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+    },
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@@ -767,6 +878,12 @@
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     },
+    "chardet": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/chardet/-/chardet-0.7.0.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/check-error/-/check-error-1.0.2.tgz",
@@ -823,6 +940,21 @@
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+    "cli-cursor": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-3.1.0.tgz",
+      "integrity": "sha512-I/zHAwsKf9FqGoXM4WWRACob9+SNukZTd94DWF57E4toouRulbCxcUh6RKUEOQlYTHJnzkPMySvPNaaSLNfLZw==",
+      "dev": true,
+      "requires": {
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+    "cli-width": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/cli-width/-/cli-width-2.2.0.tgz",
+      "integrity": "sha1-/xnt6Kml5XkyQUewwR8PvLq+1jk=",
+      "dev": true
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@@ -885,6 +1017,18 @@
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+    "confusing-browser-globals": {
+      "version": "1.0.9",
+      "resolved": "https://registry.npmjs.org/confusing-browser-globals/-/confusing-browser-globals-1.0.9.tgz",
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+    "contains-path": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/contains-path/-/contains-path-0.1.0.tgz",
+      "integrity": "sha1-/ozxhP9mcLa67wGp1IYaXL7EEgo=",
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@@ -937,13 +1081,27 @@
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+    "damerau-levenshtein": {
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+      "resolved": "https://registry.npmjs.org/damerau-levenshtein/-/damerau-levenshtein-1.0.6.tgz",
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-        "ms": "2.0.0"
+        "ms": "^2.1.1"
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+        }
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@@ -968,6 +1126,12 @@
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+      "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.3.tgz",
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@@ -977,6 +1141,15 @@
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+      "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
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+    "doctrine": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-3.0.0.tgz",
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+      "dev": true,
+      "requires": {
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@@ -1066,6 +1248,36 @@
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+      "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.4.tgz",
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+      "requires": {
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+        "function-bind": "^1.1.1",
+        "has": "^1.0.3",
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+        "object-keys": "^1.1.1",
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+    "es-to-primitive": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
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+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-6.8.0.tgz",
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+      "requires": {
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+        "ajv": "^6.10.0",
+        "chalk": "^2.1.0",
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+        "minimatch": "^3.0.4",
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+        "natural-compare": "^1.4.0",
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+        "strip-json-comments": "^3.0.1",
+        "table": "^5.2.3",
+        "text-table": "^0.2.0",
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+      "dev": true
+    },
+    "type-check": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
+      "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
+      "dev": true,
+      "requires": {
+        "prelude-ls": "~1.1.2"
+      }
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     "type-detect": {
       "version": "4.0.8",
       "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",
       "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==",
       "dev": true
     },
+    "type-fest": {
+      "version": "0.8.1",
+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz",
+      "integrity": "sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==",
+      "dev": true
+    },
     "uglify-js": {
       "version": "3.7.6",
       "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.7.6.tgz",
@@ -4149,6 +5735,20 @@
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+    "upgrade": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/upgrade/-/upgrade-1.1.0.tgz",
+      "integrity": "sha1-SlCHXsXHFdGTeXmfBZCg55aVj2E="
+    },
+    "uri-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
+      "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
+      "dev": true,
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    },
     "urix": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
@@ -4182,6 +5782,12 @@
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       "dev": true
     },
+    "v8-compile-cache": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/v8-compile-cache/-/v8-compile-cache-2.1.0.tgz",
+      "integrity": "sha512-usZBT3PW+LOjM25wbqIlZwPeJV+3OSz3M1k1Ws8snlW39dZyYL9lOGC5FgPVHfk0jKmjiDV8Z0mIbVQPiwFs7g==",
+      "dev": true
+    },
     "v8flags": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-2.1.1.tgz",
@@ -4216,6 +5822,48 @@
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
       "dev": true
     },
+    "wide-align": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "dev": true,
+      "requires": {
+        "string-width": "^1.0.2 || 2"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
+          "dev": true
+        },
+        "string-width": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
+          "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
+          "dev": true,
+          "requires": {
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^4.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
+          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^3.0.0"
+          }
+        }
+      }
+    },
+    "word-wrap": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
+      "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==",
+      "dev": true
+    },
     "wordwrap": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
@@ -4239,6 +5887,15 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
       "dev": true
     },
+    "write": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/write/-/write-1.0.3.tgz",
+      "integrity": "sha512-/lg70HAjtkUgWPVZhZcm+T4hkL8Zbtp1nFNOn3lRrxnlv50SRBv7cR7RqR+GMsd3hUXy9hWBo4CHTbFTcOYwig==",
+      "dev": true,
+      "requires": {
+        "mkdirp": "^0.5.1"
+      }
+    },
     "write-file-atomic": {
       "version": "2.4.3",
       "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.3.tgz",
@@ -4295,6 +5952,17 @@
         "camelcase": "^5.0.0",
         "decamelize": "^1.2.0"
       }
+    },
+    "yargs-unparser": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-1.6.0.tgz",
+      "integrity": "sha512-W9tKgmSn0DpSatfri0nx52Joq5hVXgeLiqR/5G0sZNDoLZFOr/xjBUDcShCOGNsBnEMNo1KAMBkTej1Hm62HTw==",
+      "dev": true,
+      "requires": {
+        "flat": "^4.1.0",
+        "lodash": "^4.17.15",
+        "yargs": "^13.3.0"
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index 6cc9e7b..5e4e12f 100644
--- a/package.json
+++ b/package.json
@@ -1,20 +1,30 @@
 {
   "name": "p4t",
   "version": "1.0.0",
-  "dependencies": {},
+  "dependencies": {
+    "upgrade": "^1.1.0"
+  },
   "devDependencies": {
     "atob": "^2.1.2",
     "babel-cli": "^6.26.0",
     "btoa": "^1.2.1",
     "chai": "*",
     "chai-as-promised": "*",
-    "mocha": "*",
+    "eslint": "^6.8.0",
+    "eslint-config-airbnb": "^18.0.1",
+    "eslint-config-airbnb-base": "^14.0.0",
+    "eslint-plugin-import": "^2.20.1",
+    "eslint-plugin-jsx-a11y": "^6.2.3",
+    "eslint-plugin-react": "^7.18.3",
+    "eslint-plugin-react-hooks": "^1.7.0",
+    "mocha": "^7.1.0",
     "nyc": "^14.1.1",
-    "sinon": "^7.4.2",
+    "sinon": "^7.5.0",
     "xhr2": "^0.1.4"
   },
   "scripts": {
-      "test": "./node_modules/.bin/mocha tests/unit/*.js tests/features/*.js",
-      "syntaxCheck": "./node_modules/.bin/babel chrome -d /tmp/babelOutput"
+    "test": "./node_modules/.bin/mocha tests/unit/*.js tests/features/*.js",
+    "syntaxCheck": "./node_modules/.bin/babel chrome -d /tmp/babelOutput",
+    "lint": "./node_modules/.bin/eslint chrome"
   }
 }