Merge pull request #445 from ossf/regex_in_readme

Put regex1 lab in README list

Author: david-a-wheeler

docs/labs/README.md

@@ -14,8 +14,9 @@ how to do that and the labs we'd like created.
 Here are the labs available:
 
 * [hello](hello.html) - simple "Hello, world!" demo
-* [input1](input1.html) - input validation
-* [input2](input2.html) - input validation
+* [input1](input1.html) - input validation (simple types)
+* [regex](regex1.html) - regular expressions (regexes)
+* [input2](input2.html) - input validation (more complex situations)
 * [csp1](csp1.html) - Content Security Policy (CSP)
 
 ## How to create and submit labs
@@ -45,7 +46,7 @@ mappings to existing labs or people who have agreed to work on one:
     * Input Validation: A Few Simple Data Types - [input1](input1.html)
     * Sidequest: Text, Unicode, and Locales
     * Validating Text
-    * Introduction to Regular Expressions - NEED
+    * Introduction to Regular Expressions - [regex](regex1.html)
     * Using Regular Expressions for Text Input Validation - [input2](input2.html)
     * Countering ReDoS Attacks on Regular Expressions - NEED
   * Input Validation: Beyond Numbers and Text