feat: project skeleton

- infra (k8s, kind, helm, docker) backbone is implemented
- security: implementation + unit tests are done

migrations/0001_initial_schema.sql

@@ -0,0 +1,61 @@
+-- Initial schema for IncidentOps
+-- Creates core tables: users, orgs, org_members, services, incidents, incident_events
+
+CREATE TABLE users (
+    id UUID PRIMARY KEY,
+    email TEXT NOT NULL UNIQUE,
+    password_hash TEXT NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE TABLE orgs (
+    id UUID PRIMARY KEY,
+    name TEXT NOT NULL,
+    slug TEXT NOT NULL UNIQUE,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE TABLE org_members (
+    id UUID PRIMARY KEY,
+    user_id UUID NOT NULL REFERENCES users(id),
+    org_id UUID NOT NULL REFERENCES orgs(id),
+    role TEXT NOT NULL CHECK (role IN ('admin', 'member', 'viewer')),
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+    UNIQUE (user_id, org_id)
+);
+
+CREATE TABLE services (
+    id UUID PRIMARY KEY,
+    org_id UUID NOT NULL REFERENCES orgs(id),
+    name TEXT NOT NULL,
+    slug TEXT NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+    UNIQUE (org_id, slug)
+);
+
+CREATE TABLE incidents (
+    id UUID PRIMARY KEY,
+    org_id UUID NOT NULL REFERENCES orgs(id),
+    service_id UUID NOT NULL REFERENCES services(id),
+    title TEXT NOT NULL,
+    description TEXT,
+    status TEXT NOT NULL CHECK (status IN ('triggered', 'acknowledged', 'mitigated', 'resolved')),
+    severity TEXT NOT NULL CHECK (severity IN ('critical', 'high', 'medium', 'low')),
+    version INTEGER NOT NULL DEFAULT 1,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE INDEX idx_incidents_org_status ON incidents(org_id, status);
+CREATE INDEX idx_incidents_org_created ON incidents(org_id, created_at DESC);
+
+CREATE TABLE incident_events (
+    id UUID PRIMARY KEY,
+    incident_id UUID NOT NULL REFERENCES incidents(id),
+    event_type TEXT NOT NULL,
+    actor_user_id UUID REFERENCES users(id),
+    payload JSONB,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+
+CREATE INDEX idx_incident_events_incident ON incident_events(incident_id, created_at);