Add some additional builds.

Flatpak build courtesy chergert.

.gitlab-ci.yml

@@ -7,12 +7,23 @@ stages:
 
 variables:
   BUILD_DIR: build
-  FEDORA_DEPENDENCIES: vala gobject-introspection-devel
-                meson desktop-file-utils libcanberra-devel libgee-devel
-                glib2-devel gmime-devel gtk3-devel libnotify-devel sqlite-devel
-                webkitgtk4-devel libsecret-devel libxml2-devel vala-tools
-                gcr-devel enchant-devel libunwind-devel
-                gnome-online-accounts-devel itstool
+  CONFIG_CMD: meson --buildtype=debug build
+  BUILD_CMD: ninja -v -C $BUILD_DIR
+  TEST_CMD: meson test -v --no-stdsplit -C $BUILD_DIR engine-tests
+  INSTALL_CMD: ninja -v -C $BUILD_DIR install
+  FEDORA_DEPS: vala gobject-introspection-devel
+               meson desktop-file-utils libcanberra-devel libgee-devel
+               glib2-devel gmime-devel gtk3-devel libnotify-devel sqlite-devel
+               webkitgtk4-devel libsecret-devel libxml2-devel vala-tools
+               gcr-devel enchant-devel libunwind-devel
+               gnome-online-accounts-devel itstool
+  UBUNTU_DEPS: valac libgirepository1.0-dev
+               meson desktop-file-utils libcanberra-dev
+               libgee-0.8-dev libglib2.0-dev libgmime-2.6-dev libgtk-3-dev
+               libsecret-1-dev libxml2-dev libnotify-dev libsqlite3-dev
+               libwebkit2gtk-4.0-dev libgcr-3-dev libenchant-dev
+               libunwind-dev libgoa-1.0-dev itstool
+               libmessaging-menu-dev libunity-dev
 
 #
 # Stages
@@ -23,9 +34,61 @@ fedora:
   image: fedora:latest
   before_script:
     - dnf update -y --nogpgcheck
-    - dnf install -y --nogpgcheck $FEDORA_DEPENDENCIES
+    - dnf install -y --nogpgcheck $FEDORA_DEPS
   script:
-    - meson --buildtype=debug build
-    - ninja -v -C $BUILD_DIR
-    - meson test -v --no-stdsplit -C $BUILD_DIR engine-tests
-    - ninja -v -C $BUILD_DIR install
+    - $CONFIG_CMD
+    - $BUILD_CMD
+    - $TEST_CMD
+    - $INSTALL_CMD
+
+ubuntu:
+  stage: build
+  image: ubuntu:rolling
+  before_script:
+    - apt-get update
+    - apt-get install -q -y --no-install-recommends $UBUNTU_DEPS
+  script:
+    - $CONFIG_CMD
+    - $BUILD_CMD
+    - $TEST_CMD
+    - $INSTALL_CMD
+
+deb-package:
+  stage: build
+  image: ubuntu:rolling
+  before_script:
+    - apt-get update
+    - apt-get install -q -y --no-install-recommends packaging-dev $UBUNTU_DEPS
+  script:
+    - dpkg-buildpackage -b -us -uc
+
+flatpack-package:
+  image: registry.gitlab.gnome.org/gnome/gnome-runtime-images/gnome:master
+  stage: build
+
+  variables:
+    GIT_SUBMODULE_STRATEGY: normal
+    FLATPAK_ARTIFACT: geary-git.flatpak
+
+  script:
+    - flatpak-builder flatpak-build org.gnome.Geary.json
+    - flatpak build-export flatpak-repo flatpak-build --update-appstream
+    - flatpak build-bundle flatpak-repo $FLATPAK_ARTIFACT
+        --runtime-repo=https://sdk.gnome.org/gnome-nightly.flatpakrepo
+        org.gnome.Geary
+
+  artifacts:
+    paths:
+      - $FLATPAK_ARTIFACT
+    expire_in: 2 days
+
+  cache:
+    # JOB_NAME - Each job will have it's own cache
+    # COMMIT_REF_SLUG = Lowercase name of the branch
+    # ^ Keep diffrerent caches for each branch
+    key: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
+    paths:
+      # Cache .flatpak-builder
+      - .flatpak-builder/cache/
+      - .flatpak-builder/downloads/
+      - .flatpak-builder/git/