ci: Use GNOME release pipeline

And ensure we include subprojects in the tarball
while we're at it.

Part-of: <https://gitlab.gnome.org/GNOME/calls/-/merge_requests/763>

.gitlab-ci.yml

@@ -4,6 +4,11 @@ include:
  - project: 'guidog/meta-phosh'
    ref: '2aeb9bfe2b230ca3aeda8275e42c95f94f6723ca'
    file: '/ci/phosh-common-jobs.yml'
+ - component: "gitlab.gnome.org/GNOME/citemplates/release-service@master"
+   inputs:
+     job-stage: "deploy"
+     dist-job-name: "build:tarball"
+     tarball-artifact-path: "${TARBALL_ARTIFACT_PATH}"
 
 stages:
  - build
@@ -24,6 +29,8 @@ workflow:
 variables:
   DEBIAN_IMAGE: $CI_REGISTRY/gnome/calls/debian:v0.0.2024-11-10
   GIT_SUBMODULE_STRATEGY: normal
+  MESON_BUILD_DIR: "_build"
+  TARBALL_ARTIFACT_PATH: "${MESON_BUILD_DIR}/meson-dist/${CI_PROJECT_NAME}-${CI_COMMIT_TAG}.tar.xz"
 
 build:native:
   stage: build
@@ -49,11 +56,12 @@ build:tarball:
   image: "${DEBIAN_IMAGE}"
   tags: []
   artifacts:
+    name: "${CI_JOB_NAME}-${CI_COMMIT_REF_NAME}"
     paths:
-      - _build/meson-dist
+      - "${TARBALL_ARTIFACT_PATH}"
   script:
-    - meson setup . _build
-    - xvfb-run -s -noreset meson dist -C _build
+    - meson setup . "${MESON_BUILD_DIR}"
+    - xvfb-run -s -noreset meson dist --include-subprojects -C "${MESON_BUILD_DIR}"
   only:
     - tags