fix: update NPM versions

package.json

@@ -17,11 +17,12 @@
     "author": "Mauro Reis Vieira <mauroreisvieira@gmail.com>",
     "license": "MIT",
     "scripts": {
-        "build": "tsc",
         "watch": "tsc -w",
-        "scheme": "npm run build && ts-node demo/generate.ts",
+        "build": "tsc && ts-node demo/generate.ts",
         "prettier": "prettier --write \"src/*.ts?(x)\"",
         "lint": "eslint \"src/*.ts\" \"src/**/*.ts\"",
+        "changelog": "conventional-changelog -p angular -r 2 -i CHANGELOG.md -s",
+        "release": "bash scripts/release.sh",
         "test": "echo \"Error: no test specified\" && exit 1"
     },
     "husky": {
@@ -30,21 +31,22 @@
         }
     },
     "devDependencies": {
-        "@babel/core": "7.4.5",
-        "@babel/preset-env": "7.4.5",
+        "@babel/core": "7.9.6",
+        "@babel/preset-env": "7.9.6",
         "@commitlint/cli": "^8.3.5",
         "@commitlint/config-conventional": "^8.3.4",
-        "@typescript-eslint/eslint-plugin": "2.15.0",
-        "@typescript-eslint/parser": "2.15.0",
+        "conventional-changelog-cli": "^2.0.11",
+        "@typescript-eslint/eslint-plugin": "2.32.0",
+        "@typescript-eslint/parser": "2.32.0",
         "babel-eslint": "^10.0.3",
-        "chalk": "^3.0.0",
-        "eslint": "6.8.0",
-        "husky": "^4.2.1",
-        "prettier": "^1.18.2",
-        "ts-node": "^8.6.2",
+        "chalk": "^4.0.0",
+        "eslint": "7.0.0",
+        "husky": "^4.2.5",
+        "prettier": "^2.0.5",
+        "ts-node": "^8.10.1",
         "typescript": "^3.7.2"
     },
     "dependencies": {
-        "@types/node": "^13.7.1"
+        "@types/node": "^13.13.5"
     }
 }