feat: live tracker suite - WIKITOOL_TASKS_CONFIG override, real-tracker tests for Super Productivity and CalDAV, nightly workflow and test image (#156)

Files changed:
- .gitea/scripts/start-radicale.sh
- .gitea/sp-live/Dockerfile
- .gitea/sp-live/resolve-version.sh
- .gitea/workflows/ci.yml
- .gitea/workflows/sp-live-image.yml
- .gitea/workflows/tracker-live.yml
- .gitignore
- CHANGES.md
- DEVELOPMENT.md
- INSTALL.md
- VERSION
- instructions/dev/doc-pull-through.md
- instructions/dev/stack-dev/SKILL.md
- instructions/dev/testing-conventions.md
- instructions/dev/tracker-testing.md
- kb/gtd/INDEX.md
- kb/gtd/technik/Chemenu 8.0.0 freigeben.md
- kb/gtd/technik/Windows nativ unterstützen.md
- kb/index.md
- tools/CONTRACT.md
- tools/chemenu/commands/docs_verify.py
- tools/chemenu/commands/doctor.py
- tools/chemenu/commands/review_cmd.py
- tools/chemenu/commands/task_cmd.py
- tools/chemenu/config.py
- tools/chemenu/tasks/config.py
- tools/chemenu/tests/conftest.py
- tools/chemenu/tests/fixtures/sp/MANIFEST.json
- tools/chemenu/tests/fixtures/sp/api/health.json
- tools/chemenu/tests/fixtures/sp/api/projects.json
- tools/chemenu/tests/fixtures/sp/api/tags.json
- tools/chemenu/tests/fixtures/sp/api/tasks.json
- tools/chemenu/tests/fixtures/sp/seed-backup.json
- tools/chemenu/tests/record_sp_fixtures.py
- tools/chemenu/tests/sp_headless.py
- tools/chemenu/tests/test_doctor.py
- tools/chemenu/tests/test_review.py
- tools/chemenu/tests/test_sp_recorded.py
- tools/chemenu/tests/test_task_cmd.py
- tools/chemenu/tests/test_tasks_config.py
- tools/chemenu/tests/test_tracker_live.py
- tools/chemenu/tests/tracker_live.py
- tools/pytest.ini

.gitea/sp-live/resolve-version.sh

@@ -0,0 +1,26 @@
+#!/bin/sh
+# Which Super Productivity release, and the sha512 of its .deb, straight from the
+# update channel the desktop clients themselves follow (`latest-linux.yml`).
+#
+#   resolve-version.sh            the newest release
+#   resolve-version.sh 19.1.0     that release
+#
+# Prints two lines, `version=<x>` and `sha512=<base64>`, so a workflow can append the
+# output to $GITHUB_OUTPUT as it is. Gitea #156: the test image follows the channel
+# rather than a pin, because installed apps update on their own and a pinned old
+# version would be tested against while users run the new one.
+set -eu
+base=https://github.com/super-productivity/super-productivity/releases
+if [ "${1:-latest}" = latest ]; then
+  url="$base/latest/download/latest-linux.yml"
+else
+  url="$base/download/v$1/latest-linux.yml"
+fi
+yml="$(curl -fsSL "$url")"
+version="$(printf '%s\n' "$yml" | sed -n 's/^version: *//p' | head -n 1)"
+sha512="$(printf '%s\n' "$yml" | awk '/url: superProductivity-amd64\.deb/ {found=1; next} found && /sha512:/ {print $2; exit}')"
+if [ -z "$version" ] || [ -z "$sha512" ]; then
+  echo "resolve-version: no version/sha512 for the amd64 .deb in $url" >&2
+  exit 1
+fi
+printf 'version=%s\nsha512=%s\n' "$version" "$sha512"