Initial commit: note-taking/task-tracking app with LLM integration scaffold

Vue 3 + TypeScript frontend with Pinia stores, markdown rendering (marked + DOMPurify),
wikilink/tag linkification, and autocomplete. Quart async backend with SQLAlchemy 2.0,
PostgreSQL ARRAY columns, task-note companion linking, backlinks, and note-to-task
conversion. Docker Compose setup with PostgreSQL 16 and Ollama.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/fabledassistant/models/note.py

@@ -0,0 +1,40 @@
+from datetime import datetime, timezone
+
+from sqlalchemy import DateTime, ForeignKey, Index, Text
+from sqlalchemy.dialects.postgresql import ARRAY
+from sqlalchemy.orm import Mapped, mapped_column
+
+from fabledassistant.models import Base
+
+
+class Note(Base):
+    __tablename__ = "notes"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    title: Mapped[str] = mapped_column(Text, default="")
+    body: Mapped[str] = mapped_column(Text, default="")
+    tags: Mapped[list[str]] = mapped_column(ARRAY(Text), default=list)
+    parent_id: Mapped[int | None] = mapped_column(
+        ForeignKey("notes.id", ondelete="SET NULL"), nullable=True
+    )
+    created_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), default=lambda: datetime.now(timezone.utc)
+    )
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True),
+        default=lambda: datetime.now(timezone.utc),
+        onupdate=lambda: datetime.now(timezone.utc),
+    )
+
+    __table_args__ = (Index("ix_notes_tags", "tags", postgresql_using="gin"),)
+
+    def to_dict(self) -> dict:
+        return {
+            "id": self.id,
+            "title": self.title,
+            "body": self.body,
+            "tags": self.tags or [],
+            "parent_id": self.parent_id,
+            "created_at": self.created_at.isoformat(),
+            "updated_at": self.updated_at.isoformat(),
+        }