Merge pull request #12992 from keymanapp/chore/linux/docker

chore(linux): docker build: update package index before installing packages in Dockerfiles

resources/docker-images/android/Dockerfile

@@ -22,6 +22,7 @@ RUN <<EOF
     PKG_SDKMANAGER=sdkmanager
     DIR_SDK=/opt/android-sdk
   fi
+  apt-get update
   apt-get -q -y install gradle maven pandoc $PKG_SDKMANAGER jq openjdk-${JAVA_VERSION}-jdk
   sdkmanager platform-tools
   yes | sdkmanager --licenses

resources/docker-images/core/Dockerfile

@@ -12,8 +12,8 @@ LABEL org.opencontainers.image.url="https://github.com/keymanapp/keyman.git"
 LABEL org.opencontainers.image.title="Keyman Core Build Image"
 
 USER root
-RUN apt-get install -qy git jq llvm meson pkgconf \
-  xvfb xserver-xephyr metacity
+RUN apt-get update && \
+  apt-get install -qy git jq llvm meson pkgconf xvfb xserver-xephyr metacity
 
 # Pre-install emscripten
 USER build

resources/docker-images/linux/Dockerfile

@@ -9,7 +9,8 @@ LABEL org.opencontainers.image.title="Keyman Linux Build Image"
 # Install dependencies
 ADD control /tmp/control
 # Answer 'yes' to install questions
-RUN apt-get install -qy python3 python3-setuptools python3-coverage \
+RUN apt-get update && \
+  apt-get install -qy python3 python3-setuptools python3-coverage \
       devscripts equivs libdatetime-perl lcov gcovr xvfb \
       xserver-xephyr metacity mutter dbus-x11 weston xwayland && \
   (yes | mk-build-deps --install /tmp/control) || true && \

resources/docker-images/web/Dockerfile

@@ -12,7 +12,8 @@ LABEL org.opencontainers.image.url="https://github.com/keymanapp/keyman.git"
 LABEL org.opencontainers.image.title="Keyman for Web Build Image"
 
 USER root
-RUN apt-get install -qy git jq xvfb xserver-xephyr metacity
+RUN apt-get update && \
+  apt-get install -qy git jq xvfb xserver-xephyr metacity
 # For playwright:
 RUN apt-get install -qy  libevent-2.1-7t64 libxslt1.1 libwoff1 libvpx9 \
   libgstreamer-plugins-bad1.0-0 libwebpdemux2 libharfbuzz-icu0 \