App Configuration Reference

NOTE The application stores all runtime state in a relational database. You may use PostgreSQL or SQLite. An identity provider that supports OpenID‑Connect (OIDC) is required for user authentication and authorization.

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1. database

Configures the database connection that the app uses to persist alerts, users, and audit logs.

TOML key	Environment variable	Type	Default	Example	Notes
connection	DEVLENS_DATABASE_CONNECTION	string
driver	DEVLENS_DATABASE_DRIVER	string

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2. ai

Settings for the AI‑powered ticket‑fix service.

TOML key	Environment variable	Type	Default	Example	Notes
host	DEVLENS_AI_HOST	string
apikey	DEVLENS_AI_API_KEY	string

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3. email

SMTP configuration for sending notification emails.

TOML key	Environment variable	Type	Default	Example	Notes
host	DEVLENS_EMAIL_HOST	string
port	DEVLENS_EMAIL_PORT	int
user	DEVLENS_EMAIL_USER	string
password	DEVLENS_EMAIL_PASSWORD	string
from	DEVLENS_EMAIL_FROM	string
ssl	DEVLENS_EMAIL_SSL	bool

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4. pushover

Push‑notification settings using Pushover.

TOML key	Environment variable	Type	Default	Example	Notes
token	DEVLENS_PUSHOVER_TOKEN	string
user	DEVLENS_PUSHOVER_USER	string

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5. slack

Slack webhook configuration.

TOML key	Environment variable	Type	Default	Example	Notes
token	DEVLENS_SLACK_TOKEN	string
channel	DEVLENS_SLACK_CHANNEL	string

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6. webhook

Custom HTTP‑endpoint notification.

TOML key	Environment variable	Type	Default	Example	Notes
url	DEVLENS_WEBHOOK_URL	string
header_key	DEVLENS_WEBHOOK_HEADER_KEY	string
header_value	DEVLENS_WEBHOOK_HEADER_VALUE	string
expected_status	DEVLENS_WEBHOOK_EXPECTED_STATUS	int

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7. pagerduty

PagerDuty integration.

TOML key	Environment variable	Type	Default	Example	Notes
apikey	DEVLENS_PAGERDUTY_API_KEY	string

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8. oidc

OpenID‑Connect (OIDC) identity‑provider configuration.

TOML key	Environment variable	Type	Default	Example	Notes
issuer_url	DEVLENS_OIDC_ISSUER_URL	string
client_id	DEVLENS_OIDC_CLIENT_ID	string
client_secret	DEVLENS_OIDC_CLIENT_SECRET	string
redirect_url	DEVLENS_OIDC_REDIRECT_URL	string

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9. web

HTTP/HTTPS front‑end settings.

TOML key	Environment variable	Type	Default	Example	Notes
domain	DEVLENS_WEB_DOMAIN	string
https	DEVLENS_WEB_HTTPS	bool
secret_key	DEVLENS_WEB_SECRET_KEY	string
no_auth_token	DEVLENS_WEB_NO_AUTH_TOKEN	string

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10. App (top‑level)

Aggregates all configuration sections and runtime state.

Field	TOML key / Env	Type	Default	Example	Notes
License	license / DEVLENS_LICENSE	string

Example

license = "ey"

[web]
secret_key = "abc"
domain = "localhost:8000"
https = false
no_auth_token = "foo"

[database]
connection = "/home/demo/devlens.sqlite"
driver = "sqlite"
#connection = "host=localhost user=devlens password=devlens dbname=devlens"
#driver = "postgres"

[oidc]
redirect_url = "http://localhost:8000/auth/oidc/callback"
client_id = "devlens"
client_secret = "abc"
issuer_url = "http://localhost:5556/dex"

[pushover]
token = "abc"
user = "xyz"

[email]
host="mail.tld"
port = 465
user = "devlens-mail"
password = "password"
from = "devlens@mail.tld"
ssl = true

[slack]
token = "asdf"
channel = "notifications"

[webhook]
url = ""
header_key = ""
header_value = ""
ExpectedStatus = 201

[pagerduty]
apikey = "abc"

[ai]
host="http://localhost:8002"
apikey="x"