Fix for ssdeep/ppdeep hash mismatches

Dockerfile

@@ -0,0 +1,39 @@
+FROM docker.io/python:3.13.11-slim-bookworm
+
+ARG APP_HOME=/app
+
+ENV PYTHONUNBUFFERED=1
+ENV PYTHONDONTWRITEBYTECODE=1
+
+RUN apt-get update && apt-get install --no-install-recommends -y \
+    build-essential \
+    # ssdeep / fuzzy hashing dependencies.
+    libfuzzy-dev \
+    # actual ssdeep binary incase you want a CLI option
+    ssdeep
+
+WORKDIR ${APP_HOME}
+
+RUN pip install --upgrade \
+    pip \
+    "setuptools<70" \
+    wheel
+
+# Set constraint to ensure ssdeep build uses compatible setuptools.
+ENV PIP_CONSTRAINT=/tmp/constraints.txt
+RUN echo "setuptools<70" > /tmp/constraints.txt
+
+RUN pip install ssdeep==3.4
+
+COPY ./compare_ssdeep_ppdeep.py .
+
+# Pick a ppdeep version...
+
+# 1) Current 20251115 ppdeep version
+RUN pip install ppdeep==20251115
+
+# 2) Updated ppdeep PR
+# COPY ./ppdeep.py .
+# COPY ./setup.py .
+# COPY ./README.md .
+# RUN python setup.py install