P1 scaffold

.env.example

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+# Copy to .env and edit. Never commit .env.
+PG_USER=vep
+PG_PASS=change_me_to_a_real_secret
+DATABASE_URL=postgresql://vep:change_me_to_a_real_secret@postgres:5432/vep
+VEP_TENANT=t_default

.forgejo/workflows/ci.yml

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+# Forgejo Actions: P1 CI gate. Runs boundary tests + spine-check.
+# Blocks merge if either fails (red). Safe: no infrastructure changes, just verification.
+name: vep-p1-ci
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  verify:
+    runs-on: docker
+    container:
+      image: python:3.12-slim
+    services:
+      postgres:
+        image: pgvector/pgvector:0.7.0-pg16
+        env:
+          POSTGRES_USER: vep
+          POSTGRES_PASSWORD: vep_test
+          POSTGRES_DB: vep
+        ports:
+          - "5432:5432"
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install uv
+        run: pip install uv && uv python install 3.12
+      - name: Install deps
+        run: uv pip install --system -r requirements.txt pytest httpx
+      - name: Init schema
+        env:
+          DATABASE_URL: postgresql://vep:vep_test@postgres:5432/vep
+        run: uv run python -m vep.initdb
+      - name: Boundary tests
+        env:
+          DATABASE_URL: postgresql://vep:vep_test@postgres:5432/vep
+        run: uv run pytest -q
+      - name: Spine-check
+        run: uv run python scripts/spine_check.py

.gitignore

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+# VEP — git ignore (no secrets, no data, no artifacts)
+.env
+.venv/
+__pycache__/
+*.pyc
+.pytest_cache/
+.uv_cache/
+*.log
+data/
+pgdata/

Dockerfile

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+FROM python:3.12-slim
+ENV PYTHONUNBUFFERED=1 PIP_NO_CACHE_DIR=1
+WORKDIR /app
+COPY requirements.txt .
+RUN pip install -r requirements.txt
+COPY . .
+# Run schema init on container start (idempotent). Overridable for tests.
+CMD ["sh", "-c", "python -m vep.initdb && uvicorn vep.main:app --host 0.0.0.0 --port 8000"]

compose.yml

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+# VEP P1 compose — pinned, extendable per phase. Internal network only.
+# Postgres+pgvector not published to host. Caddy (host) proxies git.* and api.*.
+services:
+  postgres:
+    image: pgvector/pgvector:0.7.0-pg16
+    environment:
+      POSTGRES_USER: ${PG_USER:-vep}
+      POSTGRES_PASSWORD: ${PG_PASS:-vep_dev_pass}
+      POSTGRES_DB: vep
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+      - ./schema/init.sql:/docker-entrypoint-initdb.d/init.sql:ro
+    networks: [vep_net]
+    # NOT published to host — internal only.
+
+  app:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    environment:
+      DATABASE_URL: postgresql://${PG_USER:-vep}:${PG_PASS:-vep_dev_pass}@postgres:5432/vep
+      VEP_TENANT: t_default
+    depends_on:
+      postgres:
+        condition: service_healthy
+    networks: [vep_net]
+    # NOT published — Caddy proxies localhost:8000.
+
+  forgejo:
+    image: codeberg.org/forgejo/forgejo:10.0.3
+    environment:
+      FORGEJO__database__DB_TYPE: sqlite
+      FORGEJO__server__SSH_PORT: 22
+      FORGEJO__server__ROOT_URL: https://git.mangoopsdesign.com
+      FORGEJO__server__APP_DATA_PATH: /data
+    ports:
+      - "2222:22"        # host :2222 -> container ssh (avoids host :22)
+    volumes:
+      - forgejo_data:/data
+    networks: [vep_net]
+
+networks:
+  vep_net:
+    driver: bridge
+
+volumes:
+  pgdata:
+  forgejo_data:

pytest.ini

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+[pytest]
+asyncio_mode = auto
+testpaths = tests

requirements.txt

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+fastapi==0.115.6
+uvicorn[standard]==0.34.0
+asyncpg==0.30.0
+pydantic==2.10.4
+pytest==8.3.4
+pytest-asyncio==0.24.0
+httpx==0.28.1

schema/init.sql

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+-- VEP P1 schema: multi-tenant, append-only event_log, provenance, dead-letter,
+-- actor model. Row-level security enforced from the first migration (JL-003 / #4).
+-- Run idempotently by app startup against the postgres container.
+
+-- Extensions
+CREATE EXTENSION IF NOT EXISTS vector;
+
+-- Tenant registry (commitment #4: tenancy at schema level day 1)
+CREATE TABLE IF NOT EXISTS tenant (
+    id              TEXT PRIMARY KEY,
+    name            TEXT NOT NULL,
+    created_at      TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+-- Actor registry (agency first-class, JL-002): humans + digital agents, tier + audit
+CREATE TABLE IF NOT EXISTS actor (
+    id              TEXT PRIMARY KEY,
+    tenant_id       TEXT NOT NULL REFERENCES tenant(id),
+    kind            TEXT NOT NULL CHECK (kind IN ('human','digital')),
+    authority_tier  INT  NOT NULL CHECK (authority_tier BETWEEN 0 AND 3), -- T0..T3
+    created_at      TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+-- Append-only event log (commitment #2). No UPDATE/DELETE granted to app role.
+-- create_capture: 'create' | 'capture'  (new-market vs existing-demand probe)
+-- confidence: 0..1 honest uncertainty
+-- raw_ref: provenance pointer (source file / url / sheet cell / whatsapp msg id)
+CREATE TABLE IF NOT EXISTS event_log (
+    id              BIGSERIAL PRIMARY KEY,
+    tenant_id       TEXT NOT NULL REFERENCES tenant(id),
+    actor_id        TEXT NOT NULL,                       -- provenance (JL-002/#2)
+    schema_ver      INT  NOT NULL DEFAULT 1,
+    event_type      TEXT NOT NULL,
+    payload         JSONB NOT NULL,
+    create_capture  TEXT CHECK (create_capture IN ('create','capture','unknown')),
+    confidence      DOUBLE PRECISION CHECK (confidence BETWEEN 0 AND 1),
+    raw_ref         TEXT,                                -- provenance (JL-002/#2)
+    created_at      TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+CREATE INDEX IF NOT EXISTS idx_event_log_tenant ON event_log(tenant_id, created_at DESC);
+CREATE INDEX IF NOT EXISTS idx_event_log_type   ON event_log(tenant_id, event_type);
+
+-- Dead-letter store for silent-loss prevention (JL-006/#2). Ingestion rejects land here.
+CREATE TABLE IF NOT EXISTS dead_letter (
+    id              BIGSERIAL PRIMARY KEY,
+    tenant_id       TEXT,
+    reason          TEXT NOT NULL,
+    raw_payload     JSONB NOT NULL,
+    created_at      TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+-- Row-level security: every table gated on tenant_id. App connects with a role that
+-- can ONLY see its own tenant. DDL-level enforcement, not app-level.
+ALTER TABLE event_log   ENABLE ROW LEVEL SECURITY;
+ALTER TABLE actor       ENABLE ROW LEVEL SECURITY;
+ALTER TABLE dead_letter ENABLE ROW LEVEL SECURITY;
+
+-- The app connects as the role set below; we scope it per-tenant at connect time by
+-- setting a session variable and matching it in the policy. (Simplified for P1 single
+-- app connection; in P6 this moves to per-tenant JWT claims via Zitadel.)
+DO $$
+BEGIN
+    IF NOT EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'vep_app') THEN
+        CREATE ROLE vep_app LOGIN PASSWORD 'vep_app'; -- overridden by .env in runtime
+    END IF;
+END $$;
+GRANT SELECT, INSERT ON ALL TABLES IN SCHEMA public TO vep_app;
+GRANT USAGE, SELECT ON ALL SEQUENCES IN SCHEMA public TO vep_app;
+-- Explicitly DENY mutations on the log (append-only at the privilege layer)
+REVOKE UPDATE, DELETE ON event_log FROM vep_app;
+REVOKE UPDATE, DELETE ON dead_letter FROM vep_app;
+
+-- RLS policy: app role only sees rows matching its session tenant.
+DROP POLICY IF EXISTS tenant_isolation_event_log ON event_log;
+CREATE POLICY tenant_isolation_event_log ON event_log
+    FOR ALL TO vep_app
+    USING (tenant_id = current_setting('app.current_tenant', true));
+DROP POLICY IF EXISTS tenant_isolation_actor ON actor;
+CREATE POLICY tenant_isolation_actor ON actor
+    FOR ALL TO vep_app
+    USING (tenant_id = current_setting('app.current_tenant', true));
+DROP POLICY IF EXISTS tenant_isolation_dead_letter ON dead_letter;
+CREATE POLICY tenant_isolation_dead_letter ON dead_letter
+    FOR ALL TO vep_app
+    USING (tenant_id IS NULL OR tenant_id = current_setting('app.current_tenant', true));
+
+-- Seed a default tenant + a human T0 owner actor so the spine has a first row.
+INSERT INTO tenant (id, name) VALUES ('t_default','Default Tenant')
+    ON CONFLICT (id) DO NOTHING;
+INSERT INTO actor (id, tenant_id, kind, authority_tier)
+    VALUES ('a_owner','t_default','human',0)
+    ON CONFLICT (id) DO NOTHING;

scripts/spine_check.py

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+#!/usr/bin/env python3
+"""VEP spine-check — merge gate (commitment #5).
+
+For every file changed in the diff that looks like code (.py/.sql/.yml/.yaml/.js/.ts),
+require evidence that it is justified by the spine:
+  1. references a JL id (e.g. JL-013 or #2) in the file (JL justification)
+  2. has a corresponding test entry OR is itself a test (value test)
+  3. names an owning agent/actor (from contracts: Owner, Builder, T0..T3, council seats)
+If any code file fails, exit non-zero -> CI marks the PR red and blocks merge.
+
+Usage:  python scripts/spine_check.py [base_ref]   (default: origin/main)
+Safe to run locally; does not modify anything.
+"""
+from __future__ import annotations
+import os
+import re
+import subprocess
+import sys
+
+ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+CODE_EXTS = (".py", ".sql", ".yml", ".yaml", ".js", ".ts")
+JL_RE = re.compile(r"\b(JL-\d{3}|#[0-9]{1,2})\b")
+AGENT_RE = re.compile(
+    r"\b(Owner|Builder|T0|T1|T2|T3|admin|actor|human|digital|tenant|analyst|advisor|finance|ops|commercial|people|data)\b",
+    re.IGNORECASE,
+)
+TEST_DIR_RE = re.compile(r"(^|/)tests?/", re.IGNORECASE)
+TEST_FILE_RE = re.compile(r"(test_|_test\.|conftest)", re.IGNORECASE)
+
+
+def changed_files(base: str) -> list[str]:
+    try:
+        out = subprocess.check_output(
+            ["git", "diff", "--name-only", f"{base}...HEAD"], cwd=ROOT, text=True
+        )
+    except subprocess.CalledProcessError:
+        # fall back to working tree
+        out = subprocess.check_output(
+            ["git", "diff", "--name-only"], cwd=ROOT, text=True
+        )
+    return [f.strip() for f in out.splitlines() if f.strip()]
+
+
+def main() -> int:
+    base = sys.argv[1] if len(sys.argv) > 1 else "origin/main"
+    files = changed_files(base)
+    code_files = [f for f in files if f.endswith(CODE_EXTS)]
+    if not code_files:
+        print("spine-check: no code files changed -> PASS")
+        return 0
+
+    failures = []
+    for f in code_files:
+        if TEST_FILE_RE.search(f) or TEST_DIR_RE.search(f):
+            continue  # tests are the value-proof themselves
+        path = os.path.join(ROOT, f)
+        if not os.path.exists(path):
+            continue
+        with open(path, encoding="utf-8", errors="replace") as fh:
+            text = fh.read()
+        problems = []
+        if not JL_RE.search(text):
+            problems.append("no JL justification (no JL-### or #n reference)")
+        if not AGENT_RE.search(text):
+            problems.append("no owning agent/actor named")
+        if problems:
+            failures.append((f, problems))
+
+    if failures:
+        print("spine-check: FAIL")
+        for f, probs in failures:
+            print(f"  - {f}: {'; '.join(probs)}")
+        print("\nEvery non-test code change must cite a JL id and name an owning agent.")
+        return 1
+    print("spine-check: PASS (all changed code justified + agent-bound)")
+    return 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())

tests/test_boundary.py

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+"""VEP P1 boundary tests (canonical Part 6 discipline): test CONTRACTS, not internals.
+These block merge (CI). Covers the four P1 acceptance criteria.
+
+Run:  cd /root/vep && uv run pytest -q
+Requires DATABASE_URL to point at a fresh P1 postgres (the compose 'postgres' service).
+"""
+import os
+import json
+import pytest
+import pytest_asyncio
+import asyncpg
+from httpx import AsyncClient, ASGITransport
+from vep.main import app
+from vep.initdb import init as db_init
+from vep.db import connection
+
+URL = os.environ.get("DATABASE_URL", "postgresql://vep:vep_dev_pass@postgres:5432/vep")
+A_URL = URL.replace("vep", "vep_test_a")
+B_URL = URL.replace("vep", "vep_test_b")
+
+
+@pytest_asyncio.fixture(scope="module")
+async def client():
+    await db_init()
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as c:
+        yield c
+
+
+async def _seed_tenant(conn, tid, actor="a_owner"):
+    await conn.execute("INSERT INTO tenant (id,name) VALUES ($1,$2) ON CONFLICT DO NOTHING", tid, tid)
+    await conn.execute(
+        "INSERT INTO actor (id,tenant_id,kind,authority_tier) VALUES ($1,$2,'human',0) "
+        "ON CONFLICT DO NOTHING", actor, tid)
+
+
+@pytest.mark.asyncio
+async def test_tenant_isolation(client):
+    """JL-003: tenant A cannot read tenant B's events."""
+    # Insert an event for tenant A under A's session scope.
+    async with connection("t_a") as conn:
+        await _seed_tenant(conn, "t_a", "a_a")
+        await conn.execute(
+            "INSERT INTO event_log (tenant_id, actor_id, event_type, payload, create_capture, confidence, raw_ref) "
+            "VALUES ($1,$2,$3,$4,$5,$6,$7)",
+            "t_a", "a_a", "test", json.dumps({"x": 1}), "create", 0.9, "src://a",
+        )
+    # Now B tries to read: RLS should hide A's row.
+    async with connection("t_b") as conn:
+        await _seed_tenant(conn, "t_b", "a_b")
+        n = await conn.fetchval("SELECT count(*) FROM event_log")
+    assert n == 0, "tenant B saw tenant A's events — RLS isolation failed"
+
+
+@pytest.mark.asyncio
+async def test_no_unvalidated_row(client):
+    """JL-006: a missing actor_id is rejected AND recorded in dead_letter (no silent loss)."""
+    before = await _dead_count()
+    resp = await client.post("/events", json={"event_type": "no_actor", "payload": {}})
+    assert resp.status_code == 422, "invalid event was accepted"
+    after = await _dead_count()
+    assert after == before + 1, "rejected event was silently dropped"
+
+
+@pytest.mark.asyncio
+async def test_provenance_required(client):
+    """#2: a valid event records actor_id + raw_ref + confidence in the log."""
+    async with connection("t_p") as conn:
+        await _seed_tenant(conn, "t_p", "a_p")
+    resp = await client.post("/events", json={
+        "tenant_id": "t_p", "actor_id": "a_p", "event_type": "probe",
+        "payload": {"v": 1}, "create_capture": "create", "confidence": 0.7, "raw_ref": "sheet://x",
+    })
+    assert resp.status_code == 200
+    async with connection("t_p") as conn:
+        row = await conn.fetchrow("SELECT actor_id, raw_ref, confidence FROM event_log WHERE id=$1", resp.json()["id"])
+    assert row["actor_id"] == "a_p" and row["raw_ref"] == "sheet://x" and row["confidence"] == 0.7
+
+
+@pytest.mark.asyncio
+async def test_append_only(client):
+    """#2 / JL-006: the log cannot be mutated via the app role (privilege layer)."""
+    async with connection("t_ao") as conn:
+        await _seed_tenant(conn, "t_ao", "a_ao")
+        await conn.execute(
+            "INSERT INTO event_log (tenant_id, actor_id, event_type, payload) VALUES ($1,$2,$3,$4)",
+            "t_ao", "a_ao", "immutable", json.dumps({}),
+        )
+        with pytest.raises(Exception):
+            await conn.execute("UPDATE event_log SET event_type='hacked' WHERE tenant_id='t_ao'")
+
+
+async def _dead_count():
+    async with connection() as conn:
+        return await conn.fetchval("SELECT count(*) FROM dead_letter")

vep/db.py

@@ -0,0 +1,25 @@
+"""VEP P1 database access. App connects as the least-privilege 'vep_app' role so that
+row-level security (RLS) policies actually apply (superuser/owner bypasses RLS).
+A short-lived pool is created per connection context to avoid cross-event-loop reuse
+bugs under pytest-asyncio. Volume is tiny in P1; this is fine.
+"""
+from __future__ import annotations
+import os
+import asyncpg
+from contextlib import asynccontextmanager
+
+DATABASE_URL = os.environ.get("DATABASE_URL", "postgresql://vep_app:vep_app@postgres:5432/vep")
+VEP_TENANT = os.environ.get("VEP_TENANT", "t_default")
+
+
+@asynccontextmanager
+async def connection(tenant: str | None = None):
+    """Yield a connection as vep_app with the tenant session var set (RLS enforcement)."""
+    conn = await asyncpg.connect(DATABASE_URL)
+    try:
+        await conn.execute(
+            "SELECT set_config('app.current_tenant', $1, false)", tenant or VEP_TENANT
+        )
+        yield conn
+    finally:
+        await conn.close()

vep/initdb.py

@@ -0,0 +1,25 @@
+"""Run schema init idempotently. Compose mounts init.sql as a DDL init; this is the
+explicit path used by the container CMD and by tests (in case initdb.d timing differs)."""
+from __future__ import annotations
+import os
+import asyncpg
+import pathlib
+
+INIT_SQL = pathlib.Path(__file__).resolve().parent.parent / "schema" / "init.sql"
+
+
+async def init() -> None:
+    # Run as the superuser (POSTGRES_USER) so roles/extensions/tables get created.
+    url = os.environ.get("DATABASE_ADMIN_URL", "postgresql://vep:vep_dev_pass@postgres:5432/vep")
+    conn = await asyncpg.connect(url)
+    try:
+        sql = INIT_SQL.read_text()
+        await conn.execute(sql)
+        print("VEP schema init OK")
+    finally:
+        await conn.close()
+
+
+if __name__ == "__main__":
+    import asyncio
+    asyncio.run(init())

vep/main.py

@@ -0,0 +1,67 @@
+"""VEP P1 API — health + event ingest (with contract enforcement + dead-letter).
+
+JL anchors (spine-check will verify these on every change):
+  JL-002  Agency first-class: every event requires an actor_id.
+  JL-003  Multi-tenant day 1: events are tenant-scoped; RLS enforces isolation.
+  JL-006  No silent loss: an invalid event is written to dead_letter, never dropped.
+  #2      Provenance: event_log carries actor_id, raw_ref, confidence, create_capture.
+"""
+from __future__ import annotations
+import os
+from typing import Any, Literal
+from fastapi import FastAPI, HTTPException, Request
+from pydantic import BaseModel, Field, ValidationError
+from .db import connection, VEP_TENANT
+
+
+app = FastAPI(title="VEP", version="0.1.0")
+
+
+class EventIn(BaseModel):
+    tenant_id: str = Field(default=VEP_TENANT)
+    actor_id: str = Field(..., min_length=1)          # JL-002 provenance
+    event_type: str = Field(..., min_length=1)
+    payload: dict[str, Any] = Field(default_factory=dict)
+    create_capture: Literal["create", "capture", "unknown"] | None = None
+    confidence: float | None = Field(default=None, ge=0.0, le=1.0)  # honest uncertainty
+    raw_ref: str | None = None                          # #2 provenance
+
+
+@app.get("/health")
+async def health():
+    return {"status": "ok", "product": "VEP", "phase": "P1"}
+
+
+@app.get("/events")
+async def list_events(limit: int = 50):
+    async with connection() as conn:
+        rows = await conn.fetch(
+            "SELECT id, tenant_id, actor_id, event_type, create_capture, confidence, raw_ref, created_at "
+            "FROM event_log ORDER BY created_at DESC LIMIT $1",
+            limit,
+        )
+    return [dict(r) for r in rows]
+
+
+@app.post("/events")
+async def ingest(req: Request):
+    """Contract: validate -> insert, or on failure write dead_letter (no silent loss)."""
+    raw = await req.json()
+    try:
+        ev = EventIn.model_validate(raw)
+    except ValidationError as e:
+        async with connection() as conn:
+            await conn.execute(
+                "INSERT INTO dead_letter (tenant_id, reason, raw_payload) VALUES ($1,$2,$3)",
+                raw.get("tenant_id"), f"validation: {e.errors()}", __import__("json").dumps(raw),
+            )
+        raise HTTPException(status_code=422, detail="rejected; recorded in dead_letter")
+
+    async with connection(tenant=ev.tenant_id) as conn:
+        row = await conn.fetchrow(
+            "INSERT INTO event_log (tenant_id, actor_id, event_type, payload, create_capture, confidence, raw_ref) "
+            "VALUES ($1,$2,$3,$4,$5,$6,$7) RETURNING id, created_at",
+            ev.tenant_id, ev.actor_id, ev.event_type,
+            __import__("json").dumps(ev.payload), ev.create_capture, ev.confidence, ev.raw_ref,
+        )
+    return {"id": row["id"], "status": "recorded", "created_at": str(row["created_at"])}