fix: improve the awareness of users to support awesomeness

bin/postinstall.js

@@ -0,0 +1,19 @@
+#!/usr/bin/env node
+
+if (!process.env.SUPPRESS_SUPPORT) {
+  const ANSI_RESET = '\u001b[0m'
+  const ANSI_GREEN = '\u001b[32m'
+  const ANSI_YELLOW = '\u001b[33m'
+  const ANSI_BLUE = '\u001b[96m'
+  const ANSI_WHITE = '\u001b[37m'
+  const ANSI_BOLD = '\u001b[1m'
+
+  console.log( // eslint-disable-line
+    ANSI_GREEN +
+    'Has SweetAlert2 helped you create amazing applications?\n' +
+    'You can show your' + ANSI_YELLOW + ' <3 ' + ANSI_GREEN + 'and support by making a donation:\n' +
+    ANSI_WHITE + ' > ' +
+    ANSI_BLUE + ANSI_BOLD + 'https://sweetalert2.github.io/#donations\n' +
+    ANSI_RESET
+  )
+}

package.json

@@ -61,6 +61,7 @@
     "webpack": "^4.29.0"
   },
   "files": [
+    "bin",
     "dist",
     "src",
     "sweetalert2.d.ts"
@@ -106,7 +107,8 @@
     "check:third-party": "npm run check:unpkg && npm run check:jsdelivr && npm run check:wappalyzer",
     "check:wappalyzer": "curl 'https://api.wappalyzer.com/lookup-basic/v1/?url=https%3A%2F%2Fsweetalert2.github.io' 2>&1 | grep --quiet 'SweetAlert2'",
     "check:unpkg": "curl --location 'https://unpkg.com/sweetalert2' 2>&1 | grep --quiet 'window.Swal'",
-    "check:jsdelivr": "curl --location 'https://cdn.jsdelivr.net/npm/sweetalert2' 2>&1 | grep --quiet 'window.Swal'"
+    "check:jsdelivr": "curl --location 'https://cdn.jsdelivr.net/npm/sweetalert2' 2>&1 | grep --quiet 'window.Swal'",
+    "postinstall": "node bin/postinstall.js"
   },
   "bugs": "https://github.com/sweetalert2/sweetalert2/issues",
   "license": "MIT"