feat(application-config): shared tsconfig.json (#2628)

* feat: add shareable tsconfig as a package

* chore: add changeset

* chore: move tsconfig to application-config package

chore: yarn.lock changes

* chore: include tsconfig in the npm package

* refactor(config): adjust tsconfig naming and default options

Co-authored-by: Nicola Molinari <nicola.molinari@commercetools.com>

.changeset/beige-moles-listen.md

@@ -0,0 +1,13 @@
+---
+'@commercetools-frontend/application-config': minor
+---
+
+Expose a base `tsconfig-mc-app.json` file to be used in a Custom Application TypeScript project.
+
+In your `tsconfig.json` file, extend the base config from the `@commercetools-frontend/application-config` package:
+
+```json
+{
+  "extends": "@commercetools-frontend/application-config/tsconfig-mc-app.json"
+}
+```

packages/application-config/package.json

@@ -24,6 +24,7 @@
     "ssr",
     "scripts",
     "schema.json",
+    "tsconfig-mc-app.json",
     "package.json",
     "LICENSE",
     "README.md"

packages/application-config/tsconfig-mc-app.json

@@ -0,0 +1,31 @@
+{
+  "$schema": "https://json.schemastore.org/tsconfig",
+  "display": "Custom Application",
+
+  "compilerOptions": {
+    "allowJs": false,
+    "allowSyntheticDefaultImports": true,
+    "esModuleInterop": true,
+    "importHelpers": true,
+    "isolatedModules": true,
+    "jsx": "react-jsx",
+    "jsxImportSource": "@emotion/react",
+    "lib": ["ESNext", "DOM"],
+    "module": "ESNext",
+    "moduleResolution": "Node",
+    "noFallthroughCasesInSwitch": true,
+    "noImplicitAny": true,
+    "noImplicitReturns": true,
+    "noImplicitThis": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "preserveSymlinks": true,
+    "removeComments": true,
+    "resolveJsonModule": true,
+    "sourceMap": true,
+    "strict": true,
+    "strictNullChecks": true,
+    "stripInternal": true,
+    "target": "ES2022"
+  }
+}