add additional information to README.md

README.md

@@ -1,7 +1,27 @@
-# Project <insert name>
+# Tools
+
+This repo contains my commonly used tools, i.e., containers, code snippets etc.
 
 ## Dataset structure
 
 - All inputs (i.e. building blocks from other sources) are located in
   `inputs/`.
 - All custom code is located in `code/`.
+
+## Usage
+
+If not stated otherwise, all Singularity containers were created using:
+
+```bash
+singularity pull docker://<path_to_docker_container>
+```
+
+for example:
+
+```bash
+`singularity pull docker://poldracklab/pydeface:37-2e0c2d
+```
+
+## Maintainer
+
+- [Lennart Wittkuhn](mailto:wittkuhn@mpib-berlin.mpg.de)