Avoid using python:3.13-slim because of missing compiler errors

Author: marcelzwiers

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3-slim AS builder
+FROM python:3.12-slim AS builder
 
 # Install the latest dcm2niix from sources
 # Or install the latest dcm2niix release from the base repository (= typically outdated)
@@ -29,7 +29,7 @@ RUN mkdir -p /opt/miniconda3; \
     /opt/fsl/bin/conda-unpack
 
 
-FROM python:3-slim
+FROM python:3.12-slim
 
 # Install the dcm2niix build. NB: Obsolete with the new `pip install bidscoin[dcm2niix2bids]` extras option
 COPY --from=builder /usr/local/bin/dcm2niix /usr/local/bin/dcm2niix

apptainer.def

@@ -1,5 +1,5 @@
 Bootstrap: docker
-From: python:3-slim
+From: python:3.12-slim
 Stage: builder
 
 %post
@@ -40,7 +40,7 @@ Stage: builder
 
 
 Bootstrap: docker
-From: python:3-slim
+From: python:3.12-slim
 Stage: final
 
 %help