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feat(swarm): gantry notifications #1078

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12 changes: 12 additions & 0 deletions docker/swarm/stacks/oncall/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -13,12 +13,24 @@ This stack defines all the services for the housekeeping apps. See comments in t
- Mount `/home/freecodecamp/.docker:/root/.docker` as **writable** (buildx needs write access)
- Ensure `/home/freecodecamp/.docker/buildx/` directory exists on manager node

**Google Chat Notifications:**
- Create webhook in Google Chat: Space menu → Apps & integrations → Webhooks → Add webhook
- Set environment variable with webhook URL:
```bash
export GANTRY_GCHAT_WEBHOOK_URL="gchat://workspace/key/token"
# Or use direct URL:
export GANTRY_GCHAT_WEBHOOK_URL="https://chat.googleapis.com/v1/spaces/..."
```

**Deployment:**
```bash
# Ensure correct ownership and permissions
sudo chown -R freecodecamp:freecodecamp /home/freecodecamp/.docker
sudo chmod -R u+w /home/freecodecamp/.docker

# Set notification webhook (optional)
export GANTRY_GCHAT_WEBHOOK_URL="gchat://workspace/key/token"

# Deploy stack
docker stack deploy -c docker/swarm/stacks/oncall/stack-oncall.yml oncall
```
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3 changes: 3 additions & 0 deletions docker/swarm/stacks/oncall/stack-oncall.yml
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Expand Up @@ -28,6 +28,9 @@ services:
- "GANTRY_ROLLBACK_ON_FAILURE=true"
- "GANTRY_UPDATE_TIMEOUT_SECONDS=300"
- "GANTRY_UPDATE_OPTIONS=--with-registry-auth"
- "GANTRY_NOTIFICATION_APPRISE_URL=${GANTRY_GCHAT_WEBHOOK_URL}"
- "GANTRY_NOTIFICATION_CONDITION=on-change"
- "GANTRY_NOTIFICATION_TITLE=Gantry Auto-Update"
volumes:
- "/var/run/docker.sock:/var/run/docker.sock"
- "/home/freecodecamp/.docker:/root/.docker"
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