fix(infra): harden grafana permissions and document recovery

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- Why:
  - students hit permission denied after pull and grafana restart-loop with readonly db
- What:
  - run grafana as default non-root user
  - mount provisioning directory as read-only
  - add troubleshooting for git permission issues and grafana volume reset
  - normalize file modes for data jsonl and docs/DE-task.md to 100644
- Check:
  - docker compose config
  - docker compose up -d grafana
  - curl -u admin:admin http://localhost:3000/api/health

...

This commit is contained in:

ddadmin committed 2026-02-08 21:38:23 +03:00

1 parent ae593fd08c

commit afdfc98eef

7 files changed

+26 -2

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data/browser_events.jsonl

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data/device_events.jsonl

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data/geo_events.jsonl

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data/location_events.jsonl

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