Add feature matrix

Author: keithduncan

README.md

@@ -34,6 +34,29 @@ aws cloudformation create-stack \
   --parameters "$(cat config.json)"
 ```
 
+## Supported Features
+
+Most features are supported across both Linux and Windows. See below for details
+of per-operating system support:
+
+Feature | Linux | Windows
+--- | --- | ---
+Docker | ✅ | ✅ 
+Docker Compose | ✅ | ✅ 
+AWS CLI | ✅ | ✅ 
+S3 Secrets Bucket | ✅ | ✅ 
+ECR Login | ✅ | ✅ 
+Docker Login | ✅ | ✅ 
+CloudWatch Logs Agent | ✅ | ✅ 
+SSH Access | ✅ | 
+Periodic authorized_keys Refresh | ✅ | 
+RDP Access | | ✅ 
+SSM Access | ✅ | ✅ 
+Per-Instance Bootstrap Script | ✅ | ✅ 
+Periodic Instance Health Check | ✅ | 
+git lfs | ✅ | 
+🧑‍🔬 git-mirrors experiment | ✅ | ✅ 
+
 ## Security
 
 This repository hasn't been reviewed by security researchers so exercise caution and careful thought with what credentials you make available to your builds.