no-cache for Docker builds in CI workflow

.gitea/workflows/docker.yml

@@ -64,6 +64,7 @@ jobs:
                   file: ./Dockerfile
                   platforms: linux/amd64,linux/arm64
                   push: true
+                  no-cache: true
                   tags: ${{ steps.meta.outputs.tags }}
                   labels: ${{ steps.meta.outputs.labels }}
 
@@ -123,6 +124,7 @@ jobs:
                   file: ./Dockerfile
                   platforms: linux/amd64,linux/arm64
                   push: true
+                  no-cache: true
                   tags: ${{ steps.meta-dev.outputs.tags }}
                   labels: ${{ steps.meta-dev.outputs.labels }}
 

Dockerfile

@@ -21,9 +21,10 @@ RUN apk add --no-cache gcc musl-dev linux-headers python3-dev libffi-dev openssl
 RUN python -m venv /opt/venv
 ENV PATH="/opt/venv/bin:$PATH"
 COPY pyproject.toml poetry.lock ./
-RUN pip install --no-cache-dir "pip>=25.3" poetry setuptools wheel "jaraco.context>=6.1.0" && \
+RUN pip install --no-cache-dir --upgrade "pip>=25.3" poetry setuptools wheel "jaraco.context>=6.1.0" && \
     poetry config virtualenvs.create false && \
-    poetry install --no-root --only main
+    poetry install --no-root --only main && \
+    rm -rf /root/.cache/pip /root/.cache/pypoetry
 
 # Copy source code and built frontend
 COPY meshchatx ./meshchatx
@@ -42,6 +43,7 @@ WORKDIR /app
 # We keep py3-setuptools because CFFI/LXST might need it at runtime on Python 3.12+
 RUN apk add --no-cache ffmpeg opusfile libffi su-exec py3-setuptools espeak-ng && \
     python -m pip install --no-cache-dir --upgrade "pip>=25.3" "jaraco.context>=6.1.0" && \
+    rm -rf /root/.cache/pip && \
     addgroup -g 1000 meshchat && adduser -u 1000 -G meshchat -S meshchat && \
     mkdir -p /config && chown meshchat:meshchat /config