GTD MVP: Expo app (iOS/Android/web) + Bun API + Postgres schema

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

server/schema.sql

@@ -0,0 +1,33 @@
+-- GTD schema. Applied idempotently by migrate step in entrypoint.
+
+create table if not exists projects (
+    id          uuid primary key default gen_random_uuid(),
+    name        text not null,
+    status      text not null default 'active'
+                check (status in ('active', 'someday', 'completed', 'dropped')),
+    notes       text not null default '',
+    sort_order  double precision not null default 0,
+    created_at  timestamptz not null default now(),
+    updated_at  timestamptz not null default now()
+);
+
+create table if not exists tasks (
+    id           uuid primary key default gen_random_uuid(),
+    title        text not null,
+    notes        text not null default '',
+    -- The GTD lists. 'scheduled' = calendar/tickler items surfaced by defer_date.
+    status       text not null default 'inbox'
+                 check (status in ('inbox', 'next', 'waiting', 'scheduled', 'someday', 'done', 'trashed')),
+    project_id   uuid references projects(id) on delete set null,
+    context      text,           -- '@home', '@computer', '@errands', '@calls', ...
+    waiting_for  text,           -- who/what is being waited on when status = 'waiting'
+    due_date     date,
+    defer_date   date,           -- hide from lists until this date
+    completed_at timestamptz,
+    sort_order   double precision not null default 0,
+    created_at   timestamptz not null default now(),
+    updated_at   timestamptz not null default now()
+);
+
+create index if not exists tasks_status_idx on tasks (status);
+create index if not exists tasks_project_idx on tasks (project_id);