add lefthook

add lefthook

diff --git a/lefthook.yml b/lefthook.yml
new file mode 100644
index 0000000..dd11695
--- /dev/null
+++ b/lefthook.yml
@@ -0,0 +1,5 @@
+pre-commit:
+  paralel: true
+  commands:
+    openapi-lint:
+      run: node tojson.js && npx --yes @redocly/openapi-cli lint openapi.json
diff --git a/package-lock.json b/package-lock.json
index 18a0d8b..b8fca93 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,9 +1,1220 @@
 {
   "name": "discourse_api_docs",
   "version": "1.0.0",
-  "lockfileVersion": 1,
+  "lockfileVersion": 2,
   "requires": true,
+  "packages": {
+    "": {
+      "version": "1.0.0",
+      "license": "MIT",
+      "dependencies": {
+        "express": "^4.16.4",
+        "json-schema-generator": "^2.0.6",
+        "json-schema-ref-parser": "^6.0.1",
+        "yamljs": "^0.3.0"
+      },
+      "devDependencies": {
+        "@arkweid/lefthook": "^0.7.6"
+      }
+    },
+    "node_modules/@arkweid/lefthook": {
+      "version": "0.7.6",
+      "resolved": "https://registry.npmjs.org/@arkweid/lefthook/-/lefthook-0.7.6.tgz",
+      "integrity": "sha512-dm8UE0+9sbDRFJ6BMYpOrg56W3/wpZq2eBkGsCM+iSBrEKQF8hXFZ4eEEBxo25yfEPNVZguN/FbZcRmkeCyRiA==",
+      "cpu": [
+        "x64",
+        "arm64",
+        "ia32"
+      ],
+      "dev": true,
+      "hasInstallScript": true,
+      "os": [
+        "darwin",
+        "linux",
+        "win32"
+      ],
+      "bin": {
+        "lefthook": "bin/index.js"
+      }
+    },
+    "node_modules/accepts": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.5.tgz",
+      "integrity": "sha1-63d99gEXI6OxTopywIBcjoZ0a9I=",
+      "dependencies": {
+        "mime-types": "~2.1.18",
+        "negotiator": "0.6.1"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/argparse": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+      "integrity": "sha1-vNZ5HqWuCXJeF+WtmIE0zUCz2RE=",
+      "dependencies": {
+        "sprintf-js": "~1.0.2"
+      }
+    },
+    "node_modules/array-flatten": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
+      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
+    },
+    "node_modules/balanced-match": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
+    },
+    "node_modules/body-parser": {
+      "version": "1.18.3",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz",
+      "integrity": "sha1-WykhmP/dVTs6DyDe0FkrlWlVyLQ=",
+      "dependencies": {
+        "bytes": "3.0.0",
+        "content-type": "~1.0.4",
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "http-errors": "~1.6.3",
+        "iconv-lite": "0.4.23",
+        "on-finished": "~2.3.0",
+        "qs": "6.5.2",
+        "raw-body": "2.3.3",
+        "type-is": "~1.6.16"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/brace-expansion": {
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "integrity": "sha1-PH/L9SnYcibz0vUrlm/1Jx60Qd0=",
+      "dependencies": {
+        "balanced-match": "^1.0.0",
+        "concat-map": "0.0.1"
+      }
+    },
+    "node_modules/bytes": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.0.0.tgz",
+      "integrity": "sha1-0ygVQE1olpn4Wk6k+odV3ROpYEg=",
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/call-me-maybe": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/call-me-maybe/-/call-me-maybe-1.0.1.tgz",
+      "integrity": "sha1-JtII6onje1y95gJQoV8DHBak1ms="
+    },
+    "node_modules/concat-map": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
+    },
+    "node_modules/content-disposition": {
+      "version": "0.5.2",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.2.tgz",
+      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/content-type": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
+      "integrity": "sha1-4TjMdeBAxyexlm/l5fjJruJW/js=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/cookie": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.3.1.tgz",
+      "integrity": "sha1-5+Ch+e9DtMi6klxcWpboBtFoc7s=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/cookie-signature": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
+      "integrity": "sha1-4wOogrNCzD7oylE6eZmXNNqzriw="
+    },
+    "node_modules/debug": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+      "integrity": "sha1-XRKFFd8TT/Mn6QpMk/Tgd6U2NB8=",
+      "dependencies": {
+        "ms": "2.0.0"
+      }
+    },
+    "node_modules/depd": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
+      "integrity": "sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/destroy": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
+      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
+    },
+    "node_modules/ee-first": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz",
+      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0="
+    },
+    "node_modules/encodeurl": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
+      "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=",
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/escape-html": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
+      "integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg="
+    },
+    "node_modules/esprima": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
+      "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==",
+      "bin": {
+        "esparse": "bin/esparse.js",
+        "esvalidate": "bin/esvalidate.js"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/etag": {
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
+      "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/express": {
+      "version": "4.16.4",
+      "resolved": "https://registry.npmjs.org/express/-/express-4.16.4.tgz",
+      "integrity": "sha1-/d72GSYQniTFFeqX/S8b2/Yt8S4=",
+      "dependencies": {
+        "accepts": "~1.3.5",
+        "array-flatten": "1.1.1",
+        "body-parser": "1.18.3",
+        "content-disposition": "0.5.2",
+        "content-type": "~1.0.4",
+        "cookie": "0.3.1",
+        "cookie-signature": "1.0.6",
+        "debug": "2.6.9",
+        "depd": "~1.1.2",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
+        "finalhandler": "1.1.1",
+        "fresh": "0.5.2",
+        "merge-descriptors": "1.0.1",
+        "methods": "~1.1.2",
+        "on-finished": "~2.3.0",
+        "parseurl": "~1.3.2",

[... diff too long, it was truncated ...]

GitHub sha: 72b3d2d2b835bce76aa9d74b950877375ef759d8