feat: eslint and typescript

.editorconfig

@@ -0,0 +1,9 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_style = space
+indent_size = 2

.env.example

@@ -0,0 +1,9 @@
+GOODREADS_API_KEY=
+GOODREADS_USER_ID=
+# GOODREADS_SHELF=
+
+# BOOKS_SORT_BY=date
+# BOOKS_SORT_BY=percent
+
+GITHUB_TOKEN=
+GIST_ID=

.eslintrc

@@ -0,0 +1,20 @@
+{
+ "parser": "@typescript-eslint/parser",
+ "plugins": [
+ "@typescript-eslint",
+ "prettier"
+ ],
+ "extends": [
+ "eslint:recommended",
+ "plugin:@typescript-eslint/recommended",
+ "prettier/@typescript-eslint",
+ "prettier"
+ ],
+ "env": {
+ "node": true,
+ "es6": true
+ },
+ "rules": {
+ "prettier/prettier": 2
+ }
+}

.prettierrc

@@ -0,0 +1,4 @@
+{
+ "singleQuote": true,
+ "trailingComma": "es5"
+}