feat: update pillow to version 11.2.1

Author: jdehaan

docker/cas/Containerfile

@@ -15,6 +15,8 @@ RUN apk --no-cache add \
     tk \
     zlib
 
+WORKDIR /home
+
 RUN pip install --upgrade pip && \
     pip install poetry
 

docker/cas/README.md

@@ -0,0 +1,24 @@
+# CAS
+
+The content addressable storage is realized with python by using sha1 as a hashing algorithm.
+
+## Build
+
+```bash
+docker build -f Containerfile -t funani-cas .
+```
+
+## Update
+
+This updates the contents of the `poetry.lock` file to the latest versions possible as specified inside the `pyproject.toml` file
+
+```bash
+docker run -it --rm --entrypoint /bin/sh -v ./poetry.lock:/home/poetry.lock -v ./pyproject.toml:/home/pyproject.toml funani-cas
+
+cd /home
+poetry update
+```
+
+## Test
+
+## Run