- 030: groups.parent_id tree + kind discriminator + group_rooms mapping - /collectives module: create/tree/join APIs, MatrixProvisioner (open room public+federated, closed room E2EE-at-creation, onboarding room), NullProvisioner fail-soft when ARCHIVE_PROVISIONER_* unset - web root becomes the public participation manual (ES-first + EN toggle, three paths: join by invite, start collective, solo account) - participation manual content in core
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Matrix Setup — Tactical Media Broadcast Hub team chat
OccupyMedia storage phase one adds group attachment/archive contracts
and an independent files/docs scaffold.
Live occ-chat remains conduwuit v0.5.0 with its existing local state/media;
no volume or image switch is part of this phase. Future Tuwunel native R2 media
requires a separate rehearsal and authorized upgrade. Archive mirroring is
restricted to explicitly mapped unencrypted archive rooms; encrypted rooms
are excluded. Collaborative ODT editing uses oCIS/Collabora WOPI, not Matrix.
Matrix (conduwuit homeserver) is the team/internal chat plane. Stream viewer chat stays on the S5 hub (docs/design/streaming-architecture.md §3). Division of labor:
| Plane | Tech | Who it serves |
|---|---|---|
| Team chat, DMs, bridged Telegram channels | Matrix (conduwuit + bridges) | editors, reviewers, admins |
| Stream viewer chat | S5 hub → /realtime WS | Opticast app + control room |
| Review threads (per-post) | Tactical Media Broadcast Hub native (WP5.1) | editorial workflow |
Deploy
cp infra/matrix/.env.example infra/matrix/.env— setMATRIX_SERVER_NAME(permanent!) and a registration token- Point your reverse proxy at :6167 with HTTPS (federation requires valid TLS)
docker compose -f infra/matrix/docker-compose.yml up -d- First account: temporarily set
MATRIX_ALLOW_REGISTRATION=true, register the admin via any Matrix client (Element), then lock it back. Share the token for invites.
Rich text
Conduwuit supports formatted bodies natively — clients (Element et al.) give Markdown, media, reactions, edits, replies, threads. As good as Telegram out of the box, plus E2E encryption.
Telegram bridge (feeds WP15 — join channels & amplify)
mautrix-telegram runs alongside. One-time setup:
docker compose run --rm mautrix-telegram— first boot writes/data/config.yaml; set homeserver + bridge admin- In Matrix, DM
@telegrambot:your-server, sendlogin+ the phone/code → your Telegram account is bridged - Telegram channels you join appear as Matrix rooms; posts arrive as rich messages. The WP15 grabber (phase 2) reads those rooms → archive → review → amplify — no custom MTProto client needed, and the bridge is the battle-tested path
- Two-way: replying in the Matrix room posts to Telegram (subject to the same rights/attribution rules as S6)
Branding
Element Web (if self-hosted as the client) accepts custom CSS — the same propagation rule as PeerTube: repo is the source of truth, a sync script pushes (accent #FF1610 on black, solid disk mark) after any brand change. Native clients keep their own themes; brand consistency applies to web surfaces.
Provisioner bot (collectives P1)
Room provisioning for collectives (docs/design/2026-10-12-collectives-architecture.md) runs as a
separate bot account from the archive bot — both are crypto-blind, but they hold different
powers, so they never share credentials or a device id:
# apps/api reads these; missing config = collective creation answers 503 (never a boot failure)
ARCHIVE_PROVISIONER_HOMESERVER_URL=https://chat.example.com
ARCHIVE_PROVISIONER_USER=@hub-provisioner:chat.example.com # create it like any bot account below
ARCHIVE_PROVISIONER_PASSWORD=...
ARCHIVE_PROVISIONER_DEVICE_ID=HUB_PROVISIONER_BOT # stable: txn-id idempotency survives restarts
What it provisions per collective, in one pass (see apps/api/src/collectives/matrix-provisioner.ts):
| Room | preset / visibility | federation | encryption | notes |
|---|---|---|---|---|
| Open | public_chat / public |
on (m.federate: true) |
never | history_visibility: shared; archive-mirrorable by definition |
| Closed (production) | private_chat / private |
off | at creation (m.megolm.v1.aes-sha2 in initial_state) |
no unencrypted form ever exists server-side |
| Onboarding | private_chat / private |
off | no | bot posts the participation manual ES-first, then EN; disposable |
Founder power level is pinned to 100, everyone else 0; the bot keeps 100 to administer the rooms it
built. Room ids (never aliases) are recorded in group_rooms (migration 030), tenant-scoped and RLS'd.
Tactical Media Broadcast Hub integration points (follow-ups)
- Inbox screen: swap fixtures for Matrix client-sdk (matrix-js-sdk) — DMs + team rooms render in-app
- Review notifications: WP5.1 posts approval-needed events into a team room
- WP15: grabber consumes bridged Telegram rooms (above)