tsconfig.json

{
  "include": ["./src/**/*", "./gatsby-node.ts", "./gatsby-config.ts", "./plugins/**/*"],
  "compilerOptions": {
    "target": "ESNext" /* or at least ES2015 */,
    "module": "ESNext" /* or at least ES2015 */,
    "lib": ["dom", "ES2020"] /* <-- required! */,
    "jsx": "react" /* <-- required! */,
    "moduleResolution": "node" /* <-- required! */,
    "allowJs": true,
    "allowSyntheticDefaultImports": true,
    "outDir": "./dist", // not actually used
    "resolveJsonModule": true,
    "baseUrl": "src",
    "strict": true,
    "paths": {
      "@components/*": ["components/*"],
      "@data/*": ["data/*"],
      "@assets/*": ["assets/*"],
      "@functions/*": ["functions/*"],
      "@types/*": ["../@types/*", "../node_modules/@types/*"],
      "@css/*": ["css/*"],
      "@templates/*": ["templates/*"],
      "@hooks/*": ["hooks/*"],
      "@leaflet/*": ["leaflet/*"],
      "@atoms": ["atoms"],
      "@blog/*": ["components/BlogComponents/MdxComponents/*"]
    }
  },
  "exclude": ["node_modules", "build", "scripts", "acceptance-tests", "webpack", "jest", "src/setupTests.ts"]
}