Build everything using bionic instead of xenial

.github/ci_images/xenial_builder.dockerfile

@@ -1,30 +0,0 @@
-FROM ubuntu:xenial
-
-ENV LANG C.UTF-8
-ENV OS_NAME xenial
-
-RUN apt update -q \
-  && dpkg --add-architecture i386 \
-  && apt install -q -y --no-install-recommends \
-# Base build tools
-    build-essential automake libtool cmake ccache pkg-config autopoint patch \
-    python3-pip python3-setuptools python3-wheel git subversion wget unzip \
-    ninja-build openssh-client curl \
-# Python (2) is needed to install android-ndk
-    python \
-# Packaged dependencies
-    libbz2-dev libmagic-dev uuid-dev zlib1g-dev default-jdk \
-    libmicrohttpd-dev libgtest-dev \
-# Cross compile i586
-    libc6-dev-i386 lib32stdc++6 gcc-multilib g++-multilib \
-# Other tools (to remove)
-#    vim less grep \
-  && apt-get clean -y \
-  && rm -rf /var/lib/apt/lists/* /usr/share/doc/* /var/cache/debconf/* \
-  && pip3 install meson pytest 'markupsafe<2.0.0' 'jinja2<3.0.0' 'gcovr<5.0' requests distro
-
-# Create user
-RUN useradd --create-home runner
-USER runner
-WORKDIR /home/runner
-ENV PATH /home/runner/.local/bin:$PATH

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        variant: [xenial, bionic, f35, focal]
+        variant: [bionic, f35, focal]
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
@@ -46,7 +46,7 @@ jobs:
           - android_arm64
           - android_x86
           - android_x86_64
-        image_variant: ['xenial', 'bionic']
+        image_variant: ['bionic']
         lib_postfix: ['/x86_64-linux-gnu']
         include:
           - target: win32_static
@@ -55,11 +55,6 @@ jobs:
           - target: win32_dyn
             image_variant: f35
             lib_postfix: '64'
-        exclude:
-          - target: native_desktop
-            image_variant: xenial
-          - target: native_static
-            image_variant: bionic
     env:
       HOME: /home/runner
       SSH_KEY: /tmp/id_rsa

.github/workflows/releaseNigthly.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        variant: [xenial, bionic, f35, focal]
+        variant: [bionic, f35, focal]
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
@@ -46,28 +46,28 @@ jobs:
           - android
         include:
           - target: native_static
-            image_variant: xenial
+            image_variant: bionic
             lib_postfix: '/x86_64-linux-gnu'
           - target: native_dyn
-            image_variant: xenial
+            image_variant: bionic
             lib_postfix: '/x86_64-linux-gnu'
           - target: native_mixed
-            image_variant: xenial
+            image_variant: bionic
             lib_postfix: '/x86_64-linux-gnu'
           - target: native_desktop
             image_variant: bionic
             lib_postfix: '/x86_64-linux-gnu'
           - target: armhf_static
-            image_variant: xenial
+            image_variant: bionic
             lib_postfix: '/x86_64-linux-gnu'
           - target: win32_static
             image_variant: f35
             lib_postfix: '64'
           - target: i586_static
-            image_variant: xenial
+            image_variant: bionic
             lib_postfix: '/x86_64-linux-gnu'
           - target: android
-            image_variant: xenial
+            image_variant: bionic
             lib_postfix: '/x86_64-linux-gnu'
     env:
       HOME: /home/runner