Update to Python 3.13.6

Author: ChrisLovering

Dockerfile

@@ -28,17 +28,20 @@ RUN apt-get -y update \
         tk-dev \
     && rm -rf /var/lib/apt/lists/*
 
-RUN git clone -b v2.6.5 --depth 1 https://github.com/pyenv/pyenv.git $PYENV_ROOT
+RUN git clone -b v2.6.7 --depth 1 https://github.com/pyenv/pyenv.git $PYENV_ROOT
 
 COPY --link scripts/build_python.sh /
 
 # ------------------------------------------------------------------------------
 FROM builder-py-base AS builder-py-3_13
-RUN /build_python.sh 3.13.5
+RUN /build_python.sh 3.13.6
 # ------------------------------------------------------------------------------
 FROM builder-py-base AS builder-py-3_13t
-# This can't be bumped to latest until https://github.com/python/cpython/issues/135734 is resolved.
-RUN /build_python.sh 3.13.2t
+# https://github.com/python/cpython/issues/135734 will be released in 3.13.8
+# until then test-modules cannot be disabled for free-threaded 3.13.
+ENV PYTHON_CONFIGURE_OPTS='--enable-optimizations --with-lto \
+    --with-system-expat --without-ensurepip'
+RUN /build_python.sh 3.13.6t
 # ------------------------------------------------------------------------------
 FROM builder-py-base AS builder-py-3_14
 RUN /build_python.sh 3.14.0rc1