Begin writing instructions for docker

README.md

@@ -1 +1,13 @@
-# active-flood-viz
+# active-flood-viz
+
+### Docker Instructions
+
+Currently, our dockerfile creates an image for a container that runs the basic flask app. 
+
+**To build the image:**
+1. Navigate to your project directory.
+1. Copy `DOIRootCA2.cer` into this directory.
+1. Run `docker build -t flood .`. This will create the docker image and name it `flood`.
+
+**To run a container based on the image:**
+1.