chore: add project dependencies and configuration files

Initial setup of project dependencies including axios, express, dotenv, and other supporting packages. Added configuration files and documentation for project setup and usage.

node_modules/cookie-signature/History.md

@@ -0,0 +1,38 @@
+1.0.6 / 2015-02-03
+==================
+
+* use `npm test` instead of `make test` to run tests
+* clearer assertion messages when checking input
+
+
+1.0.5 / 2014-09-05
+==================
+
+* add license to package.json
+
+1.0.4 / 2014-06-25
+==================
+
+ * corrected avoidance of timing attacks (thanks @tenbits!)
+
+1.0.3 / 2014-01-28
+==================
+
+ * [incorrect] fix for timing attacks
+
+1.0.2 / 2014-01-28
+==================
+
+ * fix missing repository warning
+ * fix typo in test
+
+1.0.1 / 2013-04-15
+==================
+
+  * Revert "Changed underlying HMAC algo. to sha512."
+  * Revert "Fix for timing attacks on MAC verification."
+
+0.0.1 / 2010-01-03
+==================
+
+  * Initial release