Add state-hub v0.1 — local-first state service for the Custodian

Implements the first live layer of the Custodian cognitive infrastructure:
PostgreSQL schema, FastAPI REST API, FastMCP stdio server, and Observable
Framework telemetry dashboard.

- state-hub/: full stack (docker-compose, FastAPI, Alembic, MCP server, dashboard)
- 5 DB tables: topics, workstreams, tasks, decisions, progress_events
- 11 MCP tools + 5 resources registered in .mcp.json
- Observable dashboard: Overview, Workstreams, Decisions, Progress pages
- CLAUDE.md: session protocol (get_state_summary / add_progress_event ritual)
- ~/.claude/CLAUDE.md: global cross-project reference to the hub
- scripts/pull_image.py: WSL2 TLS-resilient Docker image downloader

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-02-24 17:47:49 +01:00
commit 0ea2788943
48 changed files with 8567 additions and 0 deletions

15
api/models/__init__.py Normal file
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from api.models.base import Base
from api.models.topic import Topic, TopicStatus, Domain
from api.models.workstream import Workstream, WorkstreamStatus
from api.models.task import Task, TaskStatus, TaskPriority
from api.models.decision import Decision, DecisionType, DecisionStatus
from api.models.progress_event import ProgressEvent
__all__ = [
"Base",
"Topic", "TopicStatus", "Domain",
"Workstream", "WorkstreamStatus",
"Task", "TaskStatus", "TaskPriority",
"Decision", "DecisionType", "DecisionStatus",
"ProgressEvent",
]

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api/models/base.py Normal file
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import uuid
from datetime import datetime
from sqlalchemy import DateTime, func
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
class Base(DeclarativeBase):
pass
class TimestampMixin:
created_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True), server_default=func.now(), nullable=False
)
updated_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True),
server_default=func.now(),
onupdate=func.now(),
nullable=False,
)
def new_uuid() -> uuid.UUID:
return uuid.uuid4()

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api/models/decision.py Normal file
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import enum
import uuid
from datetime import datetime
from sqlalchemy import CheckConstraint, DateTime, Enum, ForeignKey, String, Text
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship
from api.models.base import Base, TimestampMixin, new_uuid
class DecisionType(str, enum.Enum):
made = "made"
pending = "pending"
class DecisionStatus(str, enum.Enum):
open = "open"
resolved = "resolved"
escalated = "escalated"
superseded = "superseded"
class Decision(Base, TimestampMixin):
__tablename__ = "decisions"
__table_args__ = (
CheckConstraint(
"topic_id IS NOT NULL OR workstream_id IS NOT NULL",
name="ck_decisions_topic_or_workstream",
),
)
id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), primary_key=True, default=new_uuid
)
topic_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("topics.id", ondelete="RESTRICT"), nullable=True, index=True
)
workstream_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("workstreams.id", ondelete="RESTRICT"), nullable=True, index=True
)
title: Mapped[str] = mapped_column(String(255), nullable=False)
description: Mapped[str | None] = mapped_column(Text, nullable=True)
decision_type: Mapped[DecisionType] = mapped_column(
Enum(DecisionType), nullable=False, default=DecisionType.pending
)
status: Mapped[DecisionStatus] = mapped_column(
Enum(DecisionStatus), nullable=False, default=DecisionStatus.open
)
rationale: Mapped[str | None] = mapped_column(Text, nullable=True)
decided_by: Mapped[str | None] = mapped_column(String(100), nullable=True)
decided_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
deadline: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
escalation_note: Mapped[str | None] = mapped_column(Text, nullable=True)
superseded_by: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("decisions.id", ondelete="SET NULL"), nullable=True
)
topic: Mapped["Topic | None"] = relationship("Topic", back_populates="decisions") # noqa: F821
workstream: Mapped["Workstream | None"] = relationship("Workstream", back_populates="decisions") # noqa: F821
progress_events: Mapped[list["ProgressEvent"]] = relationship( # noqa: F821
"ProgressEvent", back_populates="decision", lazy="selectin"
)

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import uuid
from datetime import datetime
from sqlalchemy import DateTime, ForeignKey, String, Text, func
from sqlalchemy.dialects.postgresql import JSONB, UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship
from api.models.base import Base, new_uuid
class ProgressEvent(Base):
"""Append-only event log. No updated_at. No DELETE endpoint (constitution §5)."""
__tablename__ = "progress_events"
id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), primary_key=True, default=new_uuid
)
topic_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("topics.id", ondelete="RESTRICT"), nullable=True, index=True
)
workstream_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("workstreams.id", ondelete="RESTRICT"), nullable=True, index=True
)
task_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("tasks.id", ondelete="RESTRICT"), nullable=True, index=True
)
decision_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("decisions.id", ondelete="RESTRICT"), nullable=True, index=True
)
event_type: Mapped[str] = mapped_column(String(50), nullable=False, index=True)
summary: Mapped[str] = mapped_column(Text, nullable=False)
detail: Mapped[dict | None] = mapped_column(JSONB, nullable=True)
author: Mapped[str | None] = mapped_column(String(100), nullable=True)
session_id: Mapped[str | None] = mapped_column(String(100), nullable=True)
created_at: Mapped[datetime] = mapped_column(
DateTime(timezone=True), server_default=func.now(), nullable=False, index=True
)
topic: Mapped["Topic | None"] = relationship("Topic", back_populates="progress_events") # noqa: F821
workstream: Mapped["Workstream | None"] = relationship("Workstream", back_populates="progress_events") # noqa: F821
task: Mapped["Task | None"] = relationship("Task", back_populates="progress_events") # noqa: F821
decision: Mapped["Decision | None"] = relationship("Decision", back_populates="progress_events") # noqa: F821

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api/models/task.py Normal file
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import enum
import uuid
from datetime import date
from sqlalchemy import Date, Enum, ForeignKey, String, Text
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship
from api.models.base import Base, TimestampMixin, new_uuid
class TaskStatus(str, enum.Enum):
todo = "todo"
in_progress = "in_progress"
blocked = "blocked"
done = "done"
cancelled = "cancelled"
class TaskPriority(str, enum.Enum):
low = "low"
medium = "medium"
high = "high"
critical = "critical"
class Task(Base, TimestampMixin):
__tablename__ = "tasks"
id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), primary_key=True, default=new_uuid
)
workstream_id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), ForeignKey("workstreams.id", ondelete="RESTRICT"), nullable=False, index=True
)
title: Mapped[str] = mapped_column(String(255), nullable=False)
description: Mapped[str | None] = mapped_column(Text, nullable=True)
status: Mapped[TaskStatus] = mapped_column(
Enum(TaskStatus), nullable=False, default=TaskStatus.todo
)
priority: Mapped[TaskPriority] = mapped_column(
Enum(TaskPriority), nullable=False, default=TaskPriority.medium
)
assignee: Mapped[str | None] = mapped_column(String(100), nullable=True)
due_date: Mapped[date | None] = mapped_column(Date, nullable=True)
blocking_reason: Mapped[str | None] = mapped_column(Text, nullable=True)
parent_task_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("tasks.id", ondelete="SET NULL"), nullable=True
)
workstream: Mapped["Workstream"] = relationship("Workstream", back_populates="tasks") # noqa: F821
subtasks: Mapped[list["Task"]] = relationship(
"Task", foreign_keys=[parent_task_id], lazy="selectin"
)
progress_events: Mapped[list["ProgressEvent"]] = relationship( # noqa: F821
"ProgressEvent", back_populates="task", lazy="selectin"
)

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api/models/topic.py Normal file
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import enum
import uuid
from sqlalchemy import Enum, String, Text
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship
from api.models.base import Base, TimestampMixin, new_uuid
class TopicStatus(str, enum.Enum):
active = "active"
paused = "paused"
archived = "archived"
class Domain(str, enum.Enum):
custodian = "custodian"
railiance = "railiance"
markitect = "markitect"
coulomb_social = "coulomb_social"
personhood = "personhood"
foerster_capabilities = "foerster_capabilities"
class Topic(Base, TimestampMixin):
__tablename__ = "topics"
id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), primary_key=True, default=new_uuid
)
slug: Mapped[str] = mapped_column(String(100), unique=True, nullable=False, index=True)
title: Mapped[str] = mapped_column(String(255), nullable=False)
description: Mapped[str | None] = mapped_column(Text, nullable=True)
domain: Mapped[Domain] = mapped_column(Enum(Domain), nullable=False)
status: Mapped[TopicStatus] = mapped_column(
Enum(TopicStatus), nullable=False, default=TopicStatus.active
)
workstreams: Mapped[list["Workstream"]] = relationship( # noqa: F821
"Workstream", back_populates="topic", lazy="selectin"
)
decisions: Mapped[list["Decision"]] = relationship( # noqa: F821
"Decision", back_populates="topic", lazy="selectin"
)
progress_events: Mapped[list["ProgressEvent"]] = relationship( # noqa: F821
"ProgressEvent", back_populates="topic", lazy="selectin"
)

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api/models/workstream.py Normal file
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import enum
import uuid
from datetime import date
from sqlalchemy import Date, Enum, ForeignKey, String, Text
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship
from api.models.base import Base, TimestampMixin, new_uuid
class WorkstreamStatus(str, enum.Enum):
active = "active"
blocked = "blocked"
completed = "completed"
archived = "archived"
class Workstream(Base, TimestampMixin):
__tablename__ = "workstreams"
id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), primary_key=True, default=new_uuid
)
topic_id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), ForeignKey("topics.id", ondelete="RESTRICT"), nullable=False, index=True
)
slug: Mapped[str] = mapped_column(String(100), unique=True, nullable=False, index=True)
title: Mapped[str] = mapped_column(String(255), nullable=False)
description: Mapped[str | None] = mapped_column(Text, nullable=True)
status: Mapped[WorkstreamStatus] = mapped_column(
Enum(WorkstreamStatus), nullable=False, default=WorkstreamStatus.active
)
owner: Mapped[str | None] = mapped_column(String(100), nullable=True)
due_date: Mapped[date | None] = mapped_column(Date, nullable=True)
topic: Mapped["Topic"] = relationship("Topic", back_populates="workstreams") # noqa: F821
tasks: Mapped[list["Task"]] = relationship( # noqa: F821
"Task", back_populates="workstream", lazy="selectin"
)
decisions: Mapped[list["Decision"]] = relationship( # noqa: F821
"Decision", back_populates="workstream", lazy="selectin"
)
progress_events: Mapped[list["ProgressEvent"]] = relationship( # noqa: F821
"ProgressEvent", back_populates="workstream", lazy="selectin"
)