build: wikitool new project - Seite und Tracker-Projekt unter einem Namen (#126)

Files changed:
- CHANGES.md
- VERSION
- tools/CONTRACT.md
- tools/chemenu/commands/new_page.py
- tools/chemenu/errors.py
- tools/chemenu/review.py
- tools/chemenu/tasks/__init__.py
- tools/chemenu/tests/test_new_page.py

tools/chemenu/review.py

@@ -25,8 +25,9 @@ from typing import Optional
 
 from chemenu import config, kb_scan
 from chemenu.errors import ValidationError
+from chemenu.tasks import build_reader
 from chemenu.tasks import config as tasks_config
-from chemenu.tasks.protocol import OpenItems, TaskReader, normalize_project_name
+from chemenu.tasks.protocol import OpenItems, normalize_project_name
 
 CHECK_STALLED = "stalled"
 CHECK_WAITING_OVERDUE = "waiting_overdue"
@@ -91,18 +92,6 @@ def _load_kb_projects(kb_dir: Path) -> dict[str, _KbProject]:
     return result
 
 
-def _build_reader(cfg: tasks_config.TasksConfig) -> TaskReader:
-    """Dispatch on `cfg.provider` - the same inline shape
-    `doctor.check_tasks_provider` uses, kept in sync with
-    `tasks_config.KNOWN_PROVIDERS`."""
-    if cfg.provider == "superproductivity":
-        from chemenu.tasks import superproductivity as sp
-
-        sp_cfg = sp.SuperProductivityConfig.from_dict(cfg.provider_config)
-        return sp.SuperProductivityReader(sp_cfg)
-    raise ValidationError(f"No reader is wired up for task provider {cfg.provider!r}.")
-
-
 def _weeks_between(start: date, end: date) -> float:
     return (end - start).days / 7
 
@@ -136,7 +125,7 @@ def run_review(root: Path, *, today: Optional[date] = None) -> ReviewReport:
             f"No {config.TASKS_CONFIG_FILENAME} - no task tracker is configured, so there is "
             "nothing to join the weekly review against. Configure one first."
         )
-    reader = _build_reader(cfg)
+    reader = build_reader(cfg)
     kb_projects = _load_kb_projects(Path(root) / "kb")
 
     findings: list[Finding] = []