# Database (local Docker Postgres by default)
#
# Supabase (recommended on Vercel):
# - DATABASE_URL: Supabase "Connection pooler" connection string (include `pgbouncer=true&connection_limit=1`)
# - DIRECT_URL: Supabase "Direct connection" connection string (used for Prisma migrations)
DATABASE_URL="postgresql://minebench:minebench@localhost:54327/minebench?schema=public"
DIRECT_URL="postgresql://minebench:minebench@localhost:54327/minebench?schema=public"

# Admin
ADMIN_TOKEN=
# Optional dedicated HMAC secret for arena matchup/vote tokens.
# If unset, ADMIN_TOKEN or NEXTAUTH_SECRET is required.
ARENA_MATCHUP_SIGNING_SECRET=

# Supabase Storage (recommended for large build uploads, e.g. 50-100MB+)
# Used by scripts/batch-generate.ts and storage-backed build reads in API routes.
SUPABASE_URL=
SUPABASE_SERVICE_ROLE_KEY=
SUPABASE_STORAGE_BUCKET=builds
SUPABASE_STORAGE_PREFIX=imports

# AI providers (direct keys - set the ones you have)
OPENAI_API_KEY=
ANTHROPIC_API_KEY=
GOOGLE_AI_API_KEY=
MOONSHOT_API_KEY=
DEEPSEEK_API_KEY=
MINIMAX_API_KEY=
XAI_API_KEY=

# OpenRouter (alternative/fallback for all providers)
# If a direct provider key is missing or fails, OpenRouter will be used as fallback
OPENROUTER_API_KEY=

# Optional SEO verification token (Google Search Console)
GOOGLE_SITE_VERIFICATION=

# Optional overrides (defaults are used if unset)
# Claude Fable 5 adaptive thinking effort: low | medium | high | xhigh | max
ANTHROPIC_FABLE_5_EFFORT=max
# Claude Opus 5 adaptive thinking effort: low | medium | high | xhigh | max
ANTHROPIC_OPUS_5_EFFORT=max
# Claude Sonnet 5 adaptive thinking effort: low | medium | high | xhigh | max
ANTHROPIC_SONNET_5_EFFORT=max
# Claude Opus 4.8 adaptive thinking effort: low | medium | high | xhigh | max
ANTHROPIC_OPUS_4_8_EFFORT=max
# Claude Opus 4.7 adaptive thinking effort: low | medium | high | xhigh | max
ANTHROPIC_OPUS_4_7_EFFORT=max
# Claude Opus 4.6 adaptive thinking effort: low | medium | high | max
ANTHROPIC_OPUS_4_6_EFFORT=max
# Claude Sonnet 4.6 adaptive thinking effort: low | medium | high | max
ANTHROPIC_SONNET_4_6_EFFORT=high
# Stream Anthropic responses (recommended for long-thinking runs)
ANTHROPIC_STREAM_RESPONSES=1
# Stream OpenAI responses when the caller consumes live deltas (UI paths).
# Batch generation uses non-streamed Responses JSON for reliability.
OPENAI_STREAM_RESPONSES=1
# DeepSeek V4 Pro defaults to thinking=max and uses up to 384000 output tokens unless MINEBENCH_MAX_OUTPUT_TOKENS lowers it.
# Use OpenAI background mode for long-running Responses API models (default true for gpt-5* when not streaming deltas)
OPENAI_USE_BACKGROUND_MODE=1
# Poll interval (ms) while waiting on background Responses jobs
OPENAI_BACKGROUND_POLL_MS=2000
# Optional timeout overrides (ms) for very long OpenAI runs
OPENAI_GPT5_PRO_TIMEOUT_MS=7200000
OPENAI_REQUEST_TIMEOUT_MS=
# Enable 1M-context beta header for supported Claude models (Tier 4+ required)
ANTHROPIC_ENABLE_1M_CONTEXT_BETA=1
MOONSHOT_BASE_URL="https://api.moonshot.ai"
DEEPSEEK_BASE_URL="https://api.deepseek.com"
MINIMAX_BASE_URL="https://api.minimax.io/v1"
XAI_BASE_URL="https://api.x.ai/v1"
OPENROUTER_BASE_URL="https://openrouter.ai/api"

# Arena large-build loading controls
# Serve preview-first builds from /api/arena/matchup and hydrate full builds in background.
ARENA_ARTIFACTS_ENABLED=1
ARENA_PREVIEW_STAGE_ENABLED=1
# Adaptive shell route inlines builds up to this size (bytes). Note: this is per-build, and matchups may inline 2 builds.
ARENA_INLINE_INITIAL_MAX_BYTES=2097152
# Estimated full-build byte threshold before matchup serves preview first.
ARENA_PREVIEW_TRIGGER_BYTES=262144
# Only builds at/above this JSON byte size are eligible for stream artifact storage.
ARENA_ARTIFACT_MIN_BYTES=15728641
# Adaptive shell route uses snapshot (non-stream) up to this size.
ARENA_SNAPSHOT_MAX_BYTES=15728640
# Server timeout for artifact fetch before falling back to live stream.
ARENA_STREAM_ARTIFACT_FETCH_TIMEOUT_MS=3500
ARENA_SNAPSHOT_ARTIFACT_PREFIX=arena-snapshot/v2-gzip
ARENA_STREAM_ARTIFACT_PREFIX=arena-stream/v3-gzip
ARENA_SNAPSHOT_ARTIFACT_MISS_TTL_MS=1000
ARENA_STREAM_ARTIFACT_MISS_TTL_MS=1000
ARENA_SNAPSHOT_ARTIFACT_SIGN_TIMEOUT_MS=5000
ARENA_SNAPSHOT_ARTIFACT_SIGN_URL_TTL_SEC=3600
ARENA_SNAPSHOT_ARTIFACT_CACHE_CONTROL=public, max-age=31536000, immutable
ARENA_STREAM_ARTIFACT_CACHE_CONTROL=public, max-age=31536000, immutable
ARENA_STREAM_ARTIFACT_SIGN_URL_TTL_SEC=3600
# Preview payloads are small enough for same-origin/CDN JSON; avoid storage connection pressure.
ARENA_SNAPSHOT_PREVIEW_ARTIFACT_REDIRECT_ENABLED=1
# Target block budget for generated preview build (surface-focused).
ARENA_PREVIEW_TARGET_BLOCKS=3000
# In-memory server cache bounds for prepared arena artifacts.
ARENA_ARTIFACT_CACHE_MAX_ENTRIES=128
ARENA_ARTIFACT_CACHE_MAX_WEIGHT=600000000
ARENA_MATCHUP_STATE_CACHE_TTL_MS=60000
ARENA_PENDING_SHOWN_COUNT_TTL_MS=90000
ARENA_MATCHUP_SLOW_EVENT_MS=1500
# Wide IP guardrail for many real sessions behind one NAT; per-session buckets remain stricter.
ARENA_IP_GUARDRAIL_MULTIPLIER=250
# Build payload URLs are cacheable assets and need a wider shared-IP budget.
ARENA_BUILD_IP_GUARDRAIL_MULTIPLIER=1000
# Trust x-forwarded-for only behind a platform proxy that overwrites client-supplied values.
ARENA_TRUST_X_FORWARDED_FOR=
# Keep matchup responses shell-only under load; builds hydrate through artifact-backed endpoints.
ARENA_MATCHUP_INLINE_MAX_BYTES=0
ARENA_MATCHUP_ARTIFACT_URL_WARMING_ENABLED=1
# Set to 0 only when vote jobs are drained by a separate worker/cron.
ARENA_VOTE_JOB_DRAIN_AFTER_RESPONSE=1
ARENA_VOTE_JOB_BATCH_LIMIT=128
ARENA_VOTE_JOB_DRAIN_MAX_JOBS=10000
ARENA_VOTE_JOB_DRAIN_MAX_MS=50000
# Client hydration watchdog timeouts (ms).
NEXT_PUBLIC_ARENA_MATCHUP_REQUEST_RETRIES=0
NEXT_PUBLIC_ARENA_OVERLAP_MATCHUP_FETCH=0
NEXT_PUBLIC_ARENA_FULL_HYDRATION_SLOW_MS=2500
NEXT_PUBLIC_ARENA_FULL_HYDRATION_RETRY_BASE_MS=1200
NEXT_PUBLIC_ARENA_FULL_HYDRATION_RETRY_MAX_MS=15000
NEXT_PUBLIC_ARENA_PROGRESSIVE_BUILD_UPDATE_MIN_BLOCKS=12000
NEXT_PUBLIC_ARENA_SNAPSHOT_TIMEOUT_MS=12000
NEXT_PUBLIC_ARENA_STREAM_REQUEST_TIMEOUT_MS=12000
NEXT_PUBLIC_ARENA_STREAM_FIRST_EVENT_TIMEOUT_MS=6000
NEXT_PUBLIC_ARENA_STREAM_STALL_TIMEOUT_MS=10000
NEXT_PUBLIC_ARENA_STREAM_HARD_TIMEOUT_MS=35000
NEXT_PUBLIC_ARENA_BUILD_STUCK_AUTOSKIP_MS=45000
NEXT_PUBLIC_VOXEL_LOCAL_MESH_MAX_BLOCKS=8000
NEXT_PUBLIC_VOXEL_REVEAL_ANIMATION_MIN_BLOCKS=12000
NEXT_PUBLIC_VOXEL_MESH_WORKER_TIMEOUT_MS=45000