Initial commit, added icon and 3 snippets

Author: majvax

snippets/regex/icon.svg

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+---
+Title: Hexadecimal Color
+Description: Matches hex color codes
+Author: majvax
+Tags: color,hexadecimal
+---
+
+
+```regex
+^#([a-fA-F0-9]{6}|[a-fA-F0-9]{3})$
+
+
+-> Usage:
+#FFF1 ✗
+#FFF ✓
+#FFF000 ✓
+```

snippets/regex/miscellaneous/hexadecimal-color.md

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+---
+Title: Email Address
+Description: Match any email address
+Author: majvax
+Tags: email
+---
+
+
+```regex
+^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$
+
+-> Usage:
+[email protected] ✓
+[email protected] ✓
+```

snippets/regex/validation pattern/email-address.md

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+---
+Title: Strong Password
+Description: Match password with at least 12 characters, one uppercased letter, one number, and one special character.
+Author: majvax
+Tags: password
+---
+
+
+```regex
+^(?=.*[A-Z])(?=.*[a-z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{12,}$
+
+-> Usage:
+longpassword ✗
+longpassw0rd ✗
+longp@ssw0rd ✗
+Longp@ssw0rd ✓
+```