use valid email and name format

.github/SECURITY.md

 # Security Policy
 
-If you discover any security related issues, please email :author_email instead of using the issue tracker.
+If you discover any security related issues, please email author@domain.com instead of using the issue tracker.

LICENSE.md

 The MIT License (MIT)
 
-Copyright (c) :vendor_name <:author_email>
+Copyright (c) :vendor_name <author@domain.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

 # :package_description
 
-[![Latest Version on Packagist](https://img.shields.io/packagist/v/:vendor_slug/:package_name.svg?style=flat-square)](https://packagist.org/packages/:vendor_slug/:package_name)
-[![GitHub Tests Action Status](https://img.shields.io/github/workflow/status/:vendor_slug/:package_name/run-tests?label=tests)](https://github.com/:vendor_slug/:package_name/actions?query=workflow%3ATests+branch%3Amaster)
-[![GitHub Code Style Action Status](https://img.shields.io/github/workflow/status/:vendor_slug/:package_name/Check%20&%20fix%20styling?label=code%20style)](https://github.com/:vendor_slug/:package_name/actions?query=workflow%3A"Check+%26+fix+styling"+branch%3Amaster)
-[![Total Downloads](https://img.shields.io/packagist/dt/:vendor_slug/:package_name.svg?style=flat-square)](https://packagist.org/packages/:vendor_slug/:package_name)
+[![Latest Version on Packagist](https://img.shields.io/packagist/v/vendor_slug/package_slug.svg?style=flat-square)](https://packagist.org/packages/vendor_slug/package_slug)
+[![GitHub Tests Action Status](https://img.shields.io/github/workflow/status/vendor_slug/package_slug/run-tests?label=tests)](https://github.com/vendor_slug/package_slug/actions?query=workflow%3ATests+branch%3Amaster)
+[![GitHub Code Style Action Status](https://img.shields.io/github/workflow/status/vendor_slug/package_slug/Check%20&%20fix%20styling?label=code%20style)](https://github.com/vendor_slug/package_slug/actions?query=workflow%3A"Check+%26+fix+styling"+branch%3Amaster)
+[![Total Downloads](https://img.shields.io/packagist/dt/vendor_slug/package_slug.svg?style=flat-square)](https://packagist.org/packages/vendor_slug/package_slug)
 
-**Note:** Run `./configure-skeleton` to get started, or manually replace `: author_name, : author_username, : author_email, : vendor_name, : vendor_slug, Vendor Name, : package_name, skeleton, Skeleton, : package_description` with their correct values in [README.md](README.md), [CHANGELOG.md](CHANGELOG.md), [CONTRIBUTING.md](.github/CONTRIBUTING.md), [LICENSE.md](LICENSE.md) and [composer.json](composer.json) files, then delete this line. You can also run `configure-skeleton.sh` to do this automatically.
+**Note:** Run `./configure-skeleton` to get started, or manually replace `:author_name, :author_username, auhor@domain.com, :vendor_name, vendor_slug, Vendor Name, :package_name, package_slug, skeleton, Skeleton, :package_description` with their correct values in [README.md](README.md), [CHANGELOG.md](CHANGELOG.md), [CONTRIBUTING.md](.github/CONTRIBUTING.md), [LICENSE.md](LICENSE.md) and [composer.json](composer.json) files, then delete this line. You can also run `configure-skeleton.sh` to do this automatically.
 
 :package_description
 

composer.json

 {
-    "name": ":vendor_slug/:package_slug",
+    "name": "vendor_slug/package_slug",
     "description": ":package_description",
     "keywords": [
         ":vendor_name",
         "laravel",
-        ":package_name"
+        "package_slug"
     ],
-    "homepage": "https://github.com/:vendor_slug/:package_slug",
+    "homepage": "https://github.com/vendor_slug/package_slug",
     "license": "MIT",
     "authors": [
         {
             "name": ":author_name",
-            "email": ":author_email",
+            "email": "author@domain.com",
             "role": "Developer"
         }
     ],

configure-skeleton.sh

@@ -110,12 +110,12 @@ grep -E -r -l -i ":author|:vendor|:package|VendorName|skeleton" --exclude-dir=ve
         < "$file" \
           sed "s/:author_name/$author_name/g" \
         | sed "s/:author_username/$author_username/g" \
-        | sed "s/:author_email/$author_email/g" \
+        | sed "s/author@domain.com/$author_email/g" \
         | sed "s/:vendor_name/$vendor_name/g" \
-        | sed "s/:vendor_slug/$vendor_slug/g" \
+        | sed "s/vendor_slug/$vendor_slug/g" \
         | sed "s/VendorName/$VendorName/g" \
         | sed "s/:package_name/$package_name/g" \
-        | sed "s/:package_slug/$package_slug/g" \
+        | sed "s/package_slug/$package_slug/g" \
         | sed "s/skeleton/$package_slug/g" \
         | sed "s/Skeleton/$ClassName/g" \
         | sed "s/:package_description/$package_description/g" \