Initial project skeleton

Haskell backend: Orb HTTP framework, JSON-only API
Frontend: Mithril.js SPA with TypeScript, Neo Brutalism CSS
Dockerized build via flipstone/haskell-tools image

Routes:
  GET /api/health — health check

Build: ./hs stack build
Test:  ./hs stack test
Run:   ./scripts/run

scripts/build

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+set -euo pipefail
+cd "$(dirname "${BASH_SOURCE[0]}")/.."
+
+echo "Formatting with fourmolu..."
+./hs fourmolu --mode inplace app/ src/ test/
+
+echo "Linting with hlint..."
+./hs hlint app/ src/ test/
+
+echo "Building..."
+./hs stack build --copy-bins --local-bin-path /work/build