Raw YAML - Releases: latest, v26.04, v26.02, v25.12, v25.11

  1# Network-specific config options
  2network:
  3    # Displayname template for LinkedIn users.
  4    # .FirstName is replaced with the first name
  5    # .LastName is replaced with the last name
  6    # .Organization is replaced with the organization name
  7    displayname_template: "{{ with .Organization }}{{ . }}{{ else }}{{ .FirstName }} {{ .LastName }}{{ end }} (LinkedIn)"
  8    
  9    sync:
 10        # Number of most recently active dialogs to check when syncing chats.
 11        # Set to 0 to remove limit.
 12        update_limit: 0
 13        # Number of most recently active dialogs to create portals for when syncing
 14        # chats.
 15        # Set to 0 to remove limit.
 16        create_limit: 10
 17    
 18
 19# Config options that affect the central bridge module.
 20bridge:
 21    # The prefix for commands. Only required in non-management rooms.
 22    command_prefix: '!linkedin'
 23    # Should the bridge create a space for each login containing the rooms that account is in?
 24    personal_filtering_spaces: true
 25    # Whether the bridge should set names and avatars explicitly for DM portals.
 26    # This is only necessary when using clients that don't support MSC4171.
 27    private_chat_portal_meta: true
 28    # Should events be handled asynchronously within portal rooms?
 29    # If true, events may end up being out of order, but slow events won't block other ones.
 30    # This is not yet safe to use.
 31    async_events: false
 32    # Should every user have their own portals rather than sharing them?
 33    # By default, users who are in the same group on the remote network will be
 34    # in the same Matrix room bridged to that group. If this is set to true,
 35    # every user will get their own Matrix room instead.
 36    # SETTING THIS IS IRREVERSIBLE AND POTENTIALLY DESTRUCTIVE IF PORTALS ALREADY EXIST.
 37    split_portals: false
 38    # Should the bridge resend `m.bridge` events to all portals on startup?
 39    resend_bridge_info: false
 40    # Should `m.bridge` events be sent without a state key?
 41    # By default, the bridge uses a unique key that won't conflict with other bridges.
 42    no_bridge_info_state_key: false
 43    # Should bridge connection status be sent to the management room as `m.notice` events?
 44    # These contain the same data that can be posted to an external HTTP server using homeserver -> status_endpoint.
 45    # Allowed values: none, errors, all
 46    bridge_status_notices: errors
 47    # How long after an unknown error should the bridge attempt a full reconnect?
 48    # Must be at least 1 minute. The bridge will add an extra ±20% jitter to this value.
 49    unknown_error_auto_reconnect: null
 50    # Maximum number of times to do the auto-reconnect above.
 51    # The counter is per login, but is never reset except on logout and restart.
 52    unknown_error_max_auto_reconnects: 10
 53
 54    # Should leaving Matrix rooms be bridged as leaving groups on the remote network?
 55    bridge_matrix_leave: false
 56    # Should `m.notice` messages be bridged?
 57    bridge_notices: false
 58    # Should room tags only be synced when creating the portal? Tags mean things like favorite/pin and archive/low priority.
 59    # Tags currently can't be synced back to the remote network, so a continuous sync means tagging from Matrix will be undone.
 60    tag_only_on_create: true
 61    # List of tags to allow bridging. If empty, no tags will be bridged.
 62    only_bridge_tags: [m.favourite, m.lowpriority]
 63    # Should room mute status only be synced when creating the portal?
 64    # Like tags, mutes can't currently be synced back to the remote network.
 65    mute_only_on_create: true
 66    # Should the bridge check the db to ensure that incoming events haven't been handled before
 67    deduplicate_matrix_messages: false
 68    # Should cross-room reply metadata be bridged?
 69    # Most Matrix clients don't support this and servers may reject such messages too.
 70    cross_room_replies: false
 71    # If a state event fails to bridge, should the bridge revert any state changes made by that event?
 72    revert_failed_state_changes: false
 73    # In portals with no relay set, should Matrix users be kicked if they're
 74    # not logged into an account that's in the remote chat?
 75    kick_matrix_users: true
 76    # Should the bridge listen to com.beeper.state_request events?
 77    # This is not necessary for anything outside of Beeper.
 78    enable_send_state_requests: false
 79    # Should the com.beeper.bridge.identifiers list in global ghost profiles include phone numbers?
 80    phone_numbers_in_profile: false
 81
 82    # What should be done to portal rooms when a user logs out or is logged out?
 83    # Permitted values:
 84    #   nothing - Do nothing, let the user stay in the portals
 85    #   kick - Remove the user from the portal rooms, but don't delete them
 86    #   unbridge - Remove all ghosts in the room and disassociate it from the remote chat
 87    #   delete - Remove all ghosts and users from the room (i.e. delete it)
 88    cleanup_on_logout:
 89        # Should cleanup on logout be enabled at all?
 90        enabled: false
 91        # Settings for manual logouts (explicitly initiated by the Matrix user)
 92        manual:
 93            # Action for private portals which will never be shared with other Matrix users.
 94            private: nothing
 95            # Action for portals with a relay user configured.
 96            relayed: nothing
 97            # Action for portals which may be shared, but don't currently have any other Matrix users.
 98            shared_no_users: nothing
 99            # Action for portals which have other logged-in Matrix users.
100            shared_has_users: nothing
101        # Settings for credentials being invalidated (initiated by the remote network, possibly through user action).
102        # Keys have the same meanings as in the manual section.
103        bad_credentials:
104            private: nothing
105            relayed: nothing
106            shared_no_users: nothing
107            shared_has_users: nothing
108
109    # Settings for relay mode
110    relay:
111        # Whether relay mode should be allowed. If allowed, the set-relay command can be used to turn any
112        # authenticated user into a relaybot for that chat.
113        enabled: false
114        # Should only admins be allowed to set themselves as relay users?
115        # If true, non-admins can only set users listed in default_relays as relays in a room.
116        admin_only: true
117        # Should default relays be preferred when an explicit login ID isn't specified even if the user is logged in?
118        # This applies to the set-relay and bridge commands sent by any user, including admins.
119        prefer_default: true
120        # Should non-admins be allowed to use the bridge and sync-chat commands via default relays specified below?
121        allow_bridge: true
122        # List of user login IDs which anyone can set as a relay, as long as the relay user is in the room.
123        default_relays: []
124        # The formats to use when sending messages via the relaybot.
125        # Available variables:
126        #   .Sender.UserID - The Matrix user ID of the sender.
127        #   .Sender.Displayname - The display name of the sender (if set).
128        #   .Sender.RequiresDisambiguation - Whether the sender's name may be confused with the name of another user in the room.
129        #   .Sender.DisambiguatedName - The disambiguated name of the sender. This will be the displayname if set,
130        #                               plus the user ID in parentheses if the displayname is not unique.
131        #                               If the displayname is not set, this is just the user ID.
132        #   .Message - The `formatted_body` field of the message.
133        #   .Caption - The `formatted_body` field of the message, if it's a caption. Otherwise an empty string.
134        #   .FileName - The name of the file being sent.
135        message_formats:
136            m.text: "<b>{{ .Sender.DisambiguatedName }}</b>: {{ .Message }}"
137            m.notice: "<b>{{ .Sender.DisambiguatedName }}</b>: {{ .Message }}"
138            m.emote: "* <b>{{ .Sender.DisambiguatedName }}</b> {{ .Message }}"
139            m.file: "<b>{{ .Sender.DisambiguatedName }}</b> sent a file{{ if .Caption }}: {{ .Caption }}{{ end }}"
140            m.image: "<b>{{ .Sender.DisambiguatedName }}</b> sent an image{{ if .Caption }}: {{ .Caption }}{{ end }}"
141            m.audio: "<b>{{ .Sender.DisambiguatedName }}</b> sent an audio file{{ if .Caption }}: {{ .Caption }}{{ end }}"
142            m.video: "<b>{{ .Sender.DisambiguatedName }}</b> sent a video{{ if .Caption }}: {{ .Caption }}{{ end }}"
143            m.location: "<b>{{ .Sender.DisambiguatedName }}</b> sent a location{{ if .Caption }}: {{ .Caption }}{{ end }}"
144        # For networks that support per-message displaynames (i.e. Slack and Discord), the template for those names.
145        # This has all the Sender variables available under message_formats (but without the .Sender prefix).
146        # Note that you need to manually remove the displayname from message_formats above.
147        displayname_format: "{{ .DisambiguatedName }}"
148
149    # Filter for automatically creating portals.
150    portal_create_filter:
151        # The mode for filtering, either `deny` or `allow`
152        mode: deny
153        # The list of portal IDs to deny or allow depending on the mode config.
154        # Items here can either be the plain portal ID as a string, or an object with `id` and `receiver` fields.
155        # The receiver field is necessary if you want to target a specific DM portal for example.
156        list: []
157        # A list of user login IDs from which to always deny creating portals.
158        # This is meant to be used with default relays, such that the relay bot
159        # being added to a group wouldn't automatically trigger portal creation.
160        always_deny_from_login: []
161
162    # Permissions for using the bridge.
163    # Permitted values:
164    #    relay - Talk through the relaybot (if enabled), no access otherwise
165    # commands - Access to use commands in the bridge, but not login.
166    #     user - Access to use the bridge with puppeting.
167    #    admin - Full access, user level with some additional administration tools.
168    # Permitted keys:
169    #        * - All Matrix users
170    #   domain - All users on that homeserver
171    #     mxid - Specific user
172    permissions:
173        "*": relay
174        "example.com": user
175        "@admin:example.com": admin
176
177# Config for the bridge's database.
178database:
179    # The database type. "sqlite3-fk-wal" and "postgres" are supported.
180    type: postgres
181    # The database URI.
182    #   SQLite: A raw file path is supported, but `file:<path>?_txlock=immediate` is recommended.
183    #           https://github.com/mattn/go-sqlite3#connection-string
184    #   Postgres: Connection string. For example, postgres://user:password@host/database?sslmode=disable
185    #             To connect via Unix socket, use something like postgres:///dbname?host=/var/run/postgresql
186    uri: postgres://user:password@host/database?sslmode=disable
187    # Maximum number of connections.
188    max_open_conns: 5
189    max_idle_conns: 1
190    # Maximum connection idle time and lifetime before they're closed. Disabled if null.
191    # Parsed with https://pkg.go.dev/time#ParseDuration
192    max_conn_idle_time: null
193    max_conn_lifetime: null
194
195# Homeserver details.
196homeserver:
197    # The address that this appservice can use to connect to the homeserver.
198    # Local addresses without HTTPS are generally recommended when the bridge is running on the same machine,
199    # but https also works if they run on different machines.
200    address: http://example.localhost:8008
201    # The domain of the homeserver (also known as server_name, used for MXIDs, etc).
202    domain: example.com
203
204    # What software is the homeserver running?
205    # Standard Matrix homeservers like Synapse, Dendrite and Conduit should just use "standard" here.
206    software: standard
207    # The URL to push real-time bridge status to.
208    # If set, the bridge will make POST requests to this URL whenever a user's remote network connection state changes.
209    # The bridge will use the appservice as_token to authorize requests.
210    status_endpoint:
211    # Endpoint for reporting per-message status.
212    # If set, the bridge will make POST requests to this URL when processing a message from Matrix.
213    # It will make one request when receiving the message (step BRIDGE), one after decrypting if applicable
214    # (step DECRYPTED) and one after sending to the remote network (step REMOTE). Errors will also be reported.
215    # The bridge will use the appservice as_token to authorize requests.
216    message_send_checkpoint_endpoint:
217    # Does the homeserver support https://github.com/matrix-org/matrix-spec-proposals/pull/2246?
218    async_media: false
219
220    # Should the bridge use a websocket for connecting to the homeserver?
221    # The server side is currently not documented anywhere and is only implemented by mautrix-wsproxy,
222    # mautrix-asmux (deprecated), and hungryserv (proprietary).
223    websocket: false
224    # How often should the websocket be pinged? Pinging will be disabled if this is zero.
225    ping_interval_seconds: 0
226
227# Application service host/registration related details.
228# Changing these values requires regeneration of the registration (except when noted otherwise)
229appservice:
230    # The address that the homeserver can use to connect to this appservice.
231    # Like the homeserver address, a local non-https address is recommended when the bridge is on the same machine.
232    # If the bridge is elsewhere, you must secure the connection yourself (e.g. with https or wireguard)
233    # If you want to use https, you need to use a reverse proxy. The bridge does not have TLS support built in.
234    address: http://localhost:29341
235    # A public address that external services can use to reach this appservice.
236    # This is only needed for things like public media. A reverse proxy is generally necessary when using this field.
237    # This value doesn't affect the registration file.
238    public_address: https://bridge.example.com
239
240    # The hostname and port where this appservice should listen.
241    # For Docker, you generally have to change the hostname to 0.0.0.0.
242    hostname: 127.0.0.1
243    port: 29341
244
245    # The unique ID of this appservice.
246    id: linkedin
247    # Appservice bot details.
248    bot:
249        # Username of the appservice bot.
250        username: linkedinbot
251        # Display name and avatar for bot. Set to "remove" to remove display name/avatar, leave empty
252        # to leave display name/avatar as-is.
253        displayname: LinkedIn bridge bot
254        avatar: mxc://maunium.net/CqzBEHjrLsfdqixWZgNHMlRT
255
256    # Whether to receive ephemeral events via appservice transactions.
257    ephemeral_events: true
258    # Should incoming events be handled asynchronously?
259    # This may be necessary for large public instances with lots of messages going through.
260    # However, messages will not be guaranteed to be bridged in the same order they were sent in.
261    # This value doesn't affect the registration file.
262    async_transactions: false
263
264    # Authentication tokens for AS <-> HS communication. Autogenerated; do not modify.
265    as_token: "This value is generated when generating the registration"
266    hs_token: "This value is generated when generating the registration"
267
268    # Localpart template of MXIDs for remote users.
269    # {{.}} is replaced with the internal ID of the user.
270    username_template: linkedin_{{.}}
271
272# Config options that affect the Matrix connector of the bridge.
273matrix:
274    # Whether the bridge should send the message status as a custom com.beeper.message_send_status event.
275    message_status_events: false
276    # Whether the bridge should send a read receipt after successfully bridging a message.
277    delivery_receipts: false
278    # Whether the bridge should send error notices via m.notice events when a message fails to bridge.
279    message_error_notices: true
280    # Whether the bridge should update the m.direct account data event when double puppeting is enabled.
281    sync_direct_chat_list: true
282    # Whether created rooms should have federation enabled. If false, created portal rooms
283    # will never be federated. Changing this option requires recreating rooms.
284    federate_rooms: true
285    # The threshold as bytes after which the bridge should roundtrip uploads via the disk
286    # rather than keeping the whole file in memory.
287    upload_file_threshold: 5242880
288    # Should the bridge set additional custom profile info for ghosts?
289    # This can make a lot of requests, as there's no batch profile update endpoint.
290    ghost_extra_profile_info: false
291
292# Segment-compatible analytics endpoint for tracking some events, like provisioning API login and encryption errors.
293analytics:
294    # API key to send with tracking requests. Tracking is disabled if this is null.
295    token: null
296    # Address to send tracking requests to.
297    url: https://api.segment.io/v1/track
298    # Optional user ID for tracking events. If null, defaults to using Matrix user ID.
299    user_id: null
300
301# Settings for provisioning API
302provisioning:
303    # Shared secret for authentication. If set to "generate" or null, a random secret will be generated,
304    # or if set to "disable", the provisioning API will be disabled. Must be at least 16 characters.
305    shared_secret: generate
306    # Whether to allow provisioning API requests to be authed using Matrix access tokens.
307    # This follows the same rules as double puppeting to determine which server to contact to check the token,
308    # which means that by default, it only works for users on the same server as the bridge.
309    allow_matrix_auth: true
310    # Enable debug API at /debug with provisioning authentication.
311    debug_endpoints: false
312    # Enable session transfers between bridges. Note that this only validates Matrix or shared secret
313    # auth before passing live network client credentials down in the response.
314    enable_session_transfers: false
315
316# Some networks require publicly accessible media download links (e.g. for user avatars when using Discord webhooks).
317# These settings control whether the bridge will provide such public media access.
318public_media:
319    # Should public media be enabled at all?
320    # The public_address field under the appservice section MUST be set when enabling public media.
321    enabled: false
322    # A key for signing public media URLs.
323    # If set to "generate", a random key will be generated.
324    signing_key: generate
325    # Number of seconds that public media URLs are valid for.
326    # If set to 0, URLs will never expire.
327    expiry: 0
328    # Length of hash to use for public media URLs. Must be between 0 and 32.
329    hash_length: 32
330    # The path prefix for generated URLs. Note that this will NOT change the path where media is actually served.
331    # If you change this, you must configure your reverse proxy to rewrite the path accordingly.
332    path_prefix: /_mautrix/publicmedia
333    # Should the bridge store media metadata in the database in order to support encrypted media and generate shorter URLs?
334    # If false, the generated URLs will just have the MXC URI and a HMAC signature.
335    # The hash_length field will be used to decide the length of the generated URL.
336    # This also allows invalidating URLs by deleting the database entry.
337    use_database: false
338
339# Settings for converting remote media to custom mxc:// URIs instead of reuploading.
340# More details can be found at https://docs.mau.fi/bridges/go/discord/direct-media.html
341direct_media:
342    # Should custom mxc:// URIs be used instead of reuploading media?
343    enabled: false
344    # The server name to use for the custom mxc:// URIs.
345    # This server name will effectively be a real Matrix server, it just won't implement anything other than media.
346    # You must either set up .well-known delegation from this domain to the bridge, or proxy the domain directly to the bridge.
347    server_name: discord-media.example.com
348    # Optionally a custom .well-known response. This defaults to `server_name:443`
349    well_known_response:
350    # Optionally specify a custom prefix for the media ID part of the MXC URI.
351    media_id_prefix:
352    # If the remote network supports media downloads over HTTP, then the bridge will use MSC3860/MSC3916
353    # media download redirects if the requester supports it. Optionally, you can force redirects
354    # and not allow proxying at all by setting this to false.
355    # This option does nothing if the remote network does not support media downloads over HTTP.
356    allow_proxy: true
357    # Matrix server signing key to make the federation tester pass, same format as synapse's .signing.key file.
358    # This key is also used to sign the mxc:// URIs to ensure only the bridge can generate them.
359    server_key: generate
360
361# Settings for backfilling messages.
362# Note that the exact way settings are applied depends on the network connector.
363# See https://docs.mau.fi/bridges/general/backfill.html for more details.
364backfill:
365    # Whether to do backfilling at all.
366    enabled: false
367    # Maximum number of messages to backfill in empty rooms.
368    # If this is zero or negative, backfill will be disabled in new rooms.
369    max_initial_messages: 50
370    # Maximum number of missed messages to backfill after bridge restarts.
371    max_catchup_messages: 500
372    # If a backfilled chat is older than this number of hours,
373    # mark it as read even if it's unread on the remote network.
374    unread_hours_threshold: 720
375    # Settings for backfilling threads within other backfills.
376    threads:
377        # Maximum number of messages to backfill in a new thread.
378        max_initial_messages: 50
379    # Settings for the backwards backfill queue. This only applies when connecting to
380    # Beeper as standard Matrix servers don't support inserting messages into history.
381    queue:
382        # Should the backfill queue be enabled?
383        enabled: false
384        # Should manual calls to backfill queue tasks be allowed?
385        manual: false
386        # Number of messages to backfill in one batch.
387        batch_size: 100
388        # Delay between batches in seconds.
389        batch_delay: 20
390        # Maximum number of batches to backfill per portal.
391        # If set to -1, all available messages will be backfilled.
392        max_batches: -1
393        # Optional network-specific overrides for max batches.
394        # Interpretation of this field depends on the network connector.
395        max_batches_override: {}
396
397# Settings for enabling double puppeting
398double_puppet:
399    # Servers to always allow double puppeting from.
400    # This is only for other servers and should NOT contain the server the bridge is on.
401    servers:
402        anotherserver.example.org: https://matrix.anotherserver.example.org
403    # Whether to allow client API URL discovery for other servers. When using this option,
404    # users on other servers can use double puppeting even if their server URLs aren't
405    # explicitly added to the servers map above.
406    allow_discovery: false
407    # Shared secrets for automatic double puppeting.
408    # See https://docs.mau.fi/bridges/general/double-puppeting.html for instructions.
409    secrets:
410        example.com: as_token:foobar
411
412# End-to-bridge encryption support options.
413#
414# See https://docs.mau.fi/bridges/general/end-to-bridge-encryption.html for more info.
415encryption:
416    # Whether to enable encryption at all. If false, the bridge will not function in encrypted rooms.
417    allow: false
418    # Whether to force-enable encryption in all bridged rooms.
419    default: false
420    # Whether to require all messages to be encrypted and drop any unencrypted messages.
421    require: false
422    # Whether to use MSC3202/MSC4203 instead of /sync long polling for receiving encryption-related data.
423    # This is an experimental option, see the docs for more info.
424    # Changing this option requires updating the appservice registration file.
425    appservice: false
426    # Whether to use MSC4190 instead of appservice login to create the bridge bot device.
427    # Requires the homeserver to support MSC4190 and the device masquerading parts of MSC3202.
428    # Only relevant when using end-to-bridge encryption, required when using encryption with next-gen auth (MSC3861).
429    msc4190: false
430    # Whether to encrypt reactions and reply metadata as per MSC4392.
431    # This is not supported by most clients.
432    msc4392: false
433    # Should the bridge bot generate a recovery key and cross-signing keys and verify itself?
434    # Note that without the latest version of MSC4190, this will fail if you reset the bridge database.
435    # The generated recovery key will be saved in the kv_store table under `recovery_key`.
436    self_sign: false
437    # Enable key sharing? If enabled, key requests for rooms where users are in will be fulfilled.
438    # You must use a client that supports requesting keys from other users to use this feature.
439    allow_key_sharing: true
440    # Pickle key for encrypting encryption keys in the bridge database.
441    # If set to generate, a random key will be generated.
442    pickle_key: generate
443    # Options for deleting megolm sessions from the bridge.
444    delete_keys:
445        # Beeper-specific: delete outbound sessions when hungryserv confirms
446        # that the user has uploaded the key to key backup.
447        delete_outbound_on_ack: false
448        # Don't store outbound sessions in the inbound table.
449        dont_store_outbound: false
450        # Ratchet megolm sessions forward after decrypting messages.
451        ratchet_on_decrypt: false
452        # Delete fully used keys (index >= max_messages) after decrypting messages.
453        delete_fully_used_on_decrypt: false
454        # Delete previous megolm sessions from same device when receiving a new one.
455        delete_prev_on_new_session: false
456        # Delete megolm sessions received from a device when the device is deleted.
457        delete_on_device_delete: false
458        # Periodically delete megolm sessions when 2x max_age has passed since receiving the session.
459        periodically_delete_expired: false
460        # Delete inbound megolm sessions that don't have the received_at field used for
461        # automatic ratcheting and expired session deletion. This is meant as a migration
462        # to delete old keys prior to the bridge update.
463        delete_outdated_inbound: false
464    # What level of device verification should be required from users?
465    #
466    # Valid levels:
467    #   unverified - Send keys to all device in the room.
468    #   cross-signed-untrusted - Require valid cross-signing, but trust all cross-signing keys.
469    #   cross-signed-tofu - Require valid cross-signing, trust cross-signing keys on first use (and reject changes).
470    #   cross-signed-verified - Require valid cross-signing, plus a valid user signature from the bridge bot.
471    #                           Note that creating user signatures from the bridge bot is not currently possible.
472    #   verified - Require manual per-device verification
473    #              (currently only possible by modifying the `trust` column in the `crypto_device` database table).
474    verification_levels:
475        # Minimum level for which the bridge should send keys to when bridging messages from the remote network to Matrix.
476        receive: unverified
477        # Minimum level that the bridge should accept for incoming Matrix messages.
478        send: unverified
479        # Minimum level that the bridge should require for accepting key requests.
480        share: cross-signed-tofu
481    # Options for Megolm room key rotation. These options allow you to configure the m.room.encryption event content.
482    # See https://spec.matrix.org/v1.10/client-server-api/#mroomencryption for more information about that event.
483    rotation:
484        # Enable custom Megolm room key rotation settings. Note that these
485        # settings will only apply to rooms created after this option is set.
486        enable_custom: false
487        # The maximum number of milliseconds a session should be used
488        # before changing it. The Matrix spec recommends 604800000 (a week)
489        # as the default.
490        milliseconds: 604800000
491        # The maximum number of messages that should be sent with a given a
492        # session before changing it. The Matrix spec recommends 100 as the
493        # default.
494        messages: 100
495        # Disable rotating keys when a user's devices change?
496        # You should not enable this option unless you understand all the implications.
497        disable_device_change_key_rotation: false
498
499# Prefix for environment variables. All variables with this prefix must map to valid config fields.
500# Nesting in variable names is represented with a dot (.).
501# If there are no dots in the name, two underscores (__) are replaced with a dot.
502#
503# e.g. if the prefix is set to `BRIDGE_`, then `BRIDGE_APPSERVICE__AS_TOKEN` will set appservice.as_token.
504# `BRIDGE_appservice.as_token` would work as well, but can't be set in a shell as easily.
505#
506# If this is null, reading config fields from environment will be disabled.
507env_config_prefix: null
508
509# Logging config. See https://github.com/tulir/zeroconfig for details.
510logging:
511    min_level: debug
512    writers:
513        - type: stdout
514          format: pretty-colored
515        - type: file
516          format: json
517          filename: ./logs/bridge.log
518          max_size: 100
519          max_backups: 10
520          compress: false