feat: add different deployments for stable/nightly

- re-enable F-Droid (we should not silently stop shipping it without
  further notice)
- re-enable integration tests on other tag
- make F-Droid job fail-safe
- deploy stable and nightly releases at different slugs

Signed-off-by: TheOneWithTheBraid <the-one@with-the-braid.cf>

scripts/download-web-stable.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+GITLAB_PROJECT_ID="16112282"
+
+PIPELINE="$(curl https://gitlab.com/api/v4/projects/${GITLAB_PROJECT_ID}/pipelines\?scope=tags\&status=success\&order_by=updated_at | jq '.[].id' | head -n1)"
+JOB="$(curl https://gitlab.com/api/v4/projects/${GITLAB_PROJECT_ID}/pipelines/${PIPELINE}/jobs | jq -r '.[] | select(.name == "build_web").id')"
+
+wget --output-document web.zip https://gitlab.com/api/v4/projects/${GITLAB_PROJECT_ID}/jobs/${JOB}/artifacts
+
+unzip web.zip
+
+mv build/web stable