Switch to ubuntu based image

Dockerfile

@@ -3,16 +3,17 @@
 # Build: docker buildx build -t fingr -f Dockerfile .
 # Run: docker run -it --rm fingr:latest
 
-FROM python:3.12-alpine3.20
+FROM ubuntu:24.04
 
+RUN apt-get update && apt-get install -y python3 python3-venv
 COPY requirements.txt /var/fingr/
 RUN python3 -m venv /var/fingr/venv && /var/fingr/venv/bin/pip install wheel \
     && /var/fingr/venv/bin/pip install -r /var/fingr/requirements.txt
 COPY fingr.py motd.txt* deny.txt* useragent.txt* /var/fingr/
 
 WORKDIR /var/fingr/
 
-RUN adduser --disabled-password fingr && mkdir /var/fingr/data && chown -R fingr /var/fingr/data
+RUN useradd fingr && mkdir /var/fingr/data && chown -R fingr /var/fingr/data
 USER fingr
 
 EXPOSE 7979

Dockerfile.python

@@ -0,0 +1,19 @@
+# syntax=docker/dockerfile:1
+
+# Build: docker buildx build -t fingr -f Dockerfile .
+# Run: docker run -it --rm fingr:latest
+
+FROM python:3.12-alpine3.20
+
+COPY requirements.txt /var/fingr/
+RUN python3 -m venv /var/fingr/venv && /var/fingr/venv/bin/pip install wheel \
+    && /var/fingr/venv/bin/pip install -r /var/fingr/requirements.txt
+COPY fingr.py motd.txt* deny.txt* useragent.txt* /var/fingr/
+
+WORKDIR /var/fingr/
+
+RUN adduser --disabled-password fingr && mkdir /var/fingr/data && chown -R fingr /var/fingr/data
+USER fingr
+
+EXPOSE 7979
+ENTRYPOINT [ "/var/fingr/venv/bin/python3", "fingr.py", "--verbose", "--host", "0.0.0.0" ]

compose.yaml

@@ -18,6 +18,11 @@ services:
         target: 7979
         protocol: tcp
         mode: host
+    volumes:
+      - type: tmpfs
+        target: /tmp
+        tmpfs:
+          size: 100M
     depends_on:
       - redis