# OpenAI image API configuration.
# Do not commit real API keys.
# OPENAI_API_KEY is optional if you use the in-app provider configuration or Codex login.
# Environment values are read-only in the app and default to the highest provider priority.
# The top-right "配置" dialog can store one local OpenAI-compatible API config in SQLite;
# saved local keys are masked on readback and never returned in full.
# Do not expose this local app publicly when local provider secrets are configured.
# Leave OPENAI_BASE_URL empty to use the official OpenAI API.
OPENAI_API_KEY=
OPENAI_BASE_URL=
OPENAI_IMAGE_MODEL=gpt-image-2
OPENAI_IMAGE_TIMEOUT_MS=1200000

# Codex login uses a mainline Responses model to call the image-generation tool.
# OPENAI_IMAGE_MODEL remains the image model passed to that tool.
CODEX_RESPONSES_MODEL=gpt-5.5

# Optional tldraw license for deployments that require one. Leave blank for
# tldraw's supported development mode on localhost/HTTP. Vite embeds this public
# value into the web bundle at build time, so rebuild after changing it.
VITE_TLDRAW_LICENSE_KEY=

# Server/runtime.
# Codex OAuth token data, local provider keys, cloud storage secrets, and app state are stored
# in the SQLite database under DATA_DIR. Treat DATA_DIR as sensitive after saving
# any in-app credentials.
PORT=8787
HOST=127.0.0.1
DATA_DIR=./data

# Project snapshots are still saved in SQLite on every autosave. These settings
# only bound the rotated recovery backups under DATA_DIR/project-snapshot-backups.
PROJECT_SNAPSHOT_BACKUP_MAX_COUNT=20
PROJECT_SNAPSHOT_BACKUP_MAX_BYTES=268435456
PROJECT_SNAPSHOT_BACKUP_MIN_COUNT=3
PROJECT_SNAPSHOT_BACKUP_MIN_INTERVAL_MS=300000

# Prompt Pool JSON is bundled in ./prompt-pool-data.
# Images use GitHub raw URLs from that JSON; no local image assets are required.
# Optional: set PROMPT_POOL_DIR to another directory containing prompts-all.json.

# SQLite storage.
# Leave blank to use WAL locally; Docker Compose defaults to DELETE + EXCLUSIVE for bind-mounted data.
SQLITE_JOURNAL_MODE=
SQLITE_LOCKING_MODE=

# Optional cloud asset storage.
# The app stores generated images locally by default. Configure this from the in-app
# cloud storage settings dialog when you want generated images to be uploaded to
# Tencent Cloud COS or Cloudflare R2 / S3-compatible storage.
# These defaults only prefill the settings dialog; provider secrets are entered
# in the UI and stored locally in SQLite after a successful test upload.
# Secrets saved from the UI are stored in the local SQLite database and are never
# returned in full by the settings API.
COS_DEFAULT_BUCKET=source-1253253332
COS_DEFAULT_REGION=ap-nanjing
COS_DEFAULT_KEY_PREFIX=gpt-image-canvas/assets
S3_DEFAULT_BUCKET=
S3_DEFAULT_REGION=auto
S3_DEFAULT_KEY_PREFIX=gpt-image-canvas/assets
R2_DEFAULT_ACCOUNT_ID=
S3_DEFAULT_ENDPOINT=