feat(questionnaire): integrate revised intake and follow-up monitoring

Add gated TSQ, Russian C-SSRS Recent, durable responses and notifications, diaries, schedules and audited clinical review. Preserve manual assessment when the Russian follow-up source is unavailable.

Refs #52

app/db/bootstrap.py

@@ -4,6 +4,7 @@ The only module (besides registration code) that touches both schemas — and on
 """
 
 from app.db import audit as _audit  # noqa: F401  (registers audit_log in clinical metadata)
+from app.db import intake as _intake  # noqa: F401
 from app.db.clinical import ClinicalBase
 from app.db.identity import IdentityBase
 from app.db.session import clinical_engine, identity_engine

app/db/intake.py

@@ -0,0 +1,55 @@
+"""Versioned questionnaire records, without modifying historical scale results."""
+
+from datetime import date, datetime
+from typing import Any
+
+from sqlalchemy import Date, ForeignKey, Integer, String, UniqueConstraint
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.db.clinical import BigId, ClinicalBase
+from app.db.types import JSONType, TZDateTime
+
+
+class QuestionnaireRecord(ClinicalBase):
+    __tablename__ = "questionnaire_records"
+    id: Mapped[str] = mapped_column(String(32), primary_key=True)
+    token: Mapped[str] = mapped_column(String(32), index=True)
+    kind: Mapped[str] = mapped_column(String(32))
+    version: Mapped[str] = mapped_column(String(64))
+    policy_version: Mapped[str] = mapped_column(String(64))
+    started_at: Mapped[datetime] = mapped_column(TZDateTime)
+    completed_at: Mapped[datetime | None] = mapped_column(TZDateTime)
+    day: Mapped[date] = mapped_column(Date)
+    status: Mapped[str] = mapped_column(String(32))
+    answers: Mapped[dict[str, Any]] = mapped_column(JSONType, default=dict)
+    # Per-field time, recall period, source and derived values; totals may be null.
+    details: Mapped[dict[str, Any]] = mapped_column(JSONType, default=dict)
+
+
+class QuestionnaireNotice(ClinicalBase):
+    __tablename__ = "questionnaire_notices"
+    __table_args__ = (UniqueConstraint("token", "event_key"),)
+    id: Mapped[int] = mapped_column(BigId, primary_key=True, autoincrement=True)
+    token: Mapped[str] = mapped_column(String(32), index=True)
+    event_key: Mapped[str] = mapped_column(String(128))
+    alert_id: Mapped[int] = mapped_column(ForeignKey("alerts.id"))
+    created_at: Mapped[datetime] = mapped_column(TZDateTime)
+    attempted_at: Mapped[datetime | None] = mapped_column(TZDateTime)
+    accepted_at: Mapped[datetime | None] = mapped_column(TZDateTime)
+    attempts: Mapped[int] = mapped_column(Integer, default=0)
+    status: Mapped[str] = mapped_column(String(32), default="pending")
+    error_code: Mapped[str | None] = mapped_column(String(80))
+
+
+class QuestionnaireTask(ClinicalBase):
+    __tablename__ = "questionnaire_tasks"
+    __table_args__ = (UniqueConstraint("token", "task_key"),)
+    id: Mapped[int] = mapped_column(BigId, primary_key=True, autoincrement=True)
+    token: Mapped[str] = mapped_column(String(32), index=True)
+    task_key: Mapped[str] = mapped_column(String(128))
+    kind: Mapped[str] = mapped_column(String(32))
+    due_at: Mapped[datetime] = mapped_column(TZDateTime)
+    status: Mapped[str] = mapped_column(String(32), default="pending")
+    record_id: Mapped[str | None] = mapped_column(String(32))
+    delivery: Mapped[list] = mapped_column(JSONType, default=list)
+    sent_at: Mapped[datetime | None] = mapped_column(TZDateTime)