Add README for requirements

Author: Alison Wu

requirements/README.txt

@@ -0,0 +1,10 @@
+# YOU MAY DELETE THIS FILE AFTER SETTING UP DEPENDENCIES!
+#
+# This directory is where you should place your project dependencies.
+# build.txt should list all Conda packages required for building the package in GitHub CI, including those specified in the build section of meta.yaml (conda-recipe).
+# conda.txt should list all Conda packages required (including optional) for running the package in GitHub CI, as well as those specified in the run section of meta.yaml (conda-recipe).
+# pip.txt should list all PyPI packages (including optional) required to install the package via `pip install <package-name>`.
+# test.txt should list all Conda/PyPI packages required for the testing suite to ensure all tests pass.
+# docs.txt should list all Conda/PyPI packages required for building the package documentation page.
+#
+# YOU MAY DELETE THIS FILE AFTER SETTING UP DEPENDENCIES!