Ship Novya PWA with backend for deployable production use.

Fix production TypeScript builds and add DEPLOY.md so the app can be hosted from this repo.

Co-authored-by: Cursor <cursoragent@cursor.com>

supabase/learning_assessment_schema.sql

@@ -0,0 +1,78 @@
+-- Learning flow and assessment storage schema
+-- Run this script in Supabase SQL Editor.
+
+create table if not exists learning_progress (
+  user_id uuid primary key references auth.users(id) on delete cascade,
+  current_step text not null default 'registered'
+    check (current_step in ('registered', 'pre_test_done', 'training_in_progress', 'post_test_done', 'completed')),
+  pre_test_completed_at timestamptz,
+  training_started_at timestamptz,
+  training_completed_at timestamptz,
+  post_test_completed_at timestamptz,
+  updated_at timestamptz not null default timezone('utc', now())
+);
+
+create table if not exists assessment_attempts (
+  id uuid primary key default gen_random_uuid(),
+  user_id uuid not null references auth.users(id) on delete cascade,
+  phase text not null check (phase in ('pre', 'post')),
+  score integer not null default 0,
+  total_questions integer not null default 0,
+  created_at timestamptz not null default timezone('utc', now())
+);
+
+create table if not exists assessment_answers (
+  id uuid primary key default gen_random_uuid(),
+  attempt_id uuid not null references assessment_attempts(id) on delete cascade,
+  question_id text not null,
+  answer_value text not null,
+  is_correct boolean not null default false,
+  points integer not null default 0,
+  created_at timestamptz not null default timezone('utc', now())
+);
+
+alter table learning_progress enable row level security;
+alter table assessment_attempts enable row level security;
+alter table assessment_answers enable row level security;
+
+drop policy if exists "Users can read own learning progress" on learning_progress;
+create policy "Users can read own learning progress" on learning_progress
+  for select using (auth.uid() = user_id);
+
+drop policy if exists "Users can insert own learning progress" on learning_progress;
+create policy "Users can insert own learning progress" on learning_progress
+  for insert with check (auth.uid() = user_id);
+
+drop policy if exists "Users can update own learning progress" on learning_progress;
+create policy "Users can update own learning progress" on learning_progress
+  for update using (auth.uid() = user_id);
+
+drop policy if exists "Users can read own attempts" on assessment_attempts;
+create policy "Users can read own attempts" on assessment_attempts
+  for select using (auth.uid() = user_id);
+
+drop policy if exists "Users can insert own attempts" on assessment_attempts;
+create policy "Users can insert own attempts" on assessment_attempts
+  for insert with check (auth.uid() = user_id);
+
+drop policy if exists "Users can read own answers" on assessment_answers;
+create policy "Users can read own answers" on assessment_answers
+  for select using (
+    exists (
+      select 1
+      from assessment_attempts a
+      where a.id = assessment_answers.attempt_id
+        and a.user_id = auth.uid()
+    )
+  );
+
+drop policy if exists "Users can insert own answers" on assessment_answers;
+create policy "Users can insert own answers" on assessment_answers
+  for insert with check (
+    exists (
+      select 1
+      from assessment_attempts a
+      where a.id = assessment_answers.attempt_id
+        and a.user_id = auth.uid()
+    )
+  );