netlify.toml

# Required for WASM multi-threading (SharedArrayBuffer)
[[headers]]
  for = "/*"
  [headers.values]
    Cross-Origin-Opener-Policy = "same-origin"
    Cross-Origin-Embedder-Policy = "require-corp"
    Cross-Origin-Resource-Policy = "same-site"

# Cache WASM files for 1 year (they have content hashes)
[[headers]]
  for = "/*.wasm"
  [headers.values]
    Cache-Control = "public, max-age=31536000, immutable"

# Cache JS bundles for 1 year (they have content hashes)
[[headers]]
  for = "/*.js"
  [headers.values]
    Cache-Control = "public, max-age=31536000, immutable"

# Cache CSS for 1 year
[[headers]]
  for = "/*.css"
  [headers.values]
    Cache-Control = "public, max-age=31536000, immutable"

# SPA routing - serve index.html for all routes
[[redirects]]
  from = "/*"
  to = "/index.html"
  status = 200