update docker image to ubuntu:25.10 as base, bump python version to 3.14

Dockerfile

@@ -1,32 +1,28 @@
-FROM ubuntu:oracular AS build
+FROM ubuntu:25.10 AS base
 
-RUN apt-get update -qy && apt-get install -qyy \
+RUN apt-get update -qy \
+    && apt-get install -qyy \
     -o APT::Install-Recommends=false \
     -o APT::Install-Suggests=false \
     build-essential \
     ca-certificates \
     python3-setuptools \
-    python3.13-dev \
-    git
+    python3.14-dev
 
-COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
+
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/
 
 ENV UV_LINK_MODE=copy \
     UV_COMPILE_BYTECODE=1 \
-    UV_PYTHON_DOWNLOADS=never \
-    UV_PYTHON=python3.13 \
+    UV_PYTHON=python3.14 \
     UV_PROJECT_ENVIRONMENT=/panettone
 
 COPY pyproject.toml /_lock/
 COPY uv.lock /_lock/
 
-RUN --mount=type=cache,target=/root/.cache
-RUN cd /_lock  && uv sync \
-    --locked \
-    --no-dev \
-    --no-install-project
+RUN cd /_lock && uv sync --locked --no-install-project
 ##########################################################################
-FROM ubuntu:oracular
+FROM ubuntu:25.10
 
 ENV PATH=/panettone/bin:$PATH
 
@@ -38,15 +34,14 @@ STOPSIGNAL SIGINT
 RUN apt-get update -qy && apt-get install -qyy \
     -o APT::Install-Recommends=false \
     -o APT::Install-Suggests=false \
-    python3.13 \
-    libpython3.13 \
-    libpcre3 \
-    libxml2
+    python3.14 \
+    libpython3.14 \
+    libpcre3
 
 RUN apt-get clean
 RUN rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
-COPY --from=build --chown=panettone:panettone /panettone /panettone
+COPY --from=base --chown=panettone:panettone /panettone /panettone
 
 USER panettone
 WORKDIR /panettone
@@ -56,8 +51,4 @@ COPY /templates/ templates/
 COPY .env app/
 COPY alembic.ini /panettone/alembic.ini
 COPY /alembic/ /panettone/alembic/
-COPY pyproject.toml /panettone/pyproject.toml
-
-RUN python -V
-RUN python -Im site
-RUN python -Ic 'import uvicorn'
+COPY pyproject.toml /panettone/pyproject.toml