Files
eng-pad-server/README.md
Kyle Isom 2185bbe563 Add passwd command, fix template rendering, update deployment docs
- Add `passwd` CLI command to reset user passwords
- Fix web UI templates: parse each page template with layout so blocks
  render correctly (was outputting empty pages)
- Add login error logging for debugging auth failures
- Update README with deploy workflow and container management commands
- Update RUNBOOK for Docker-on-deimos deployment (replaces systemd refs)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-25 08:27:31 -07:00

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eng-pad-server
==============
Read-only sync and web viewer for [eng-pad](https://git.wntrmute.dev/kyle/eng-pad)
engineering notebooks.
The Android app pushes complete notebooks to this server via gRPC. The
server stores them and serves read-only views through a web UI with
SVG rendering. Shareable links allow unauthenticated access to specific
notebooks.
## Features
- **gRPC sync**: receive notebook data from the Android app over TLS
- **Web viewer**: browse notebooks, view pages as SVG, export JPG/PDF
- **Authentication**: password (Argon2id) + FIDO2/U2F security keys
- **Shareable links**: token-based URLs with optional expiry
## Quick Start
```bash
# Build
make eng-pad-server
# Generate example config
cp eng-pad-server.toml.example /srv/eng-pad-server/eng-pad-server.toml
# Edit configuration (TLS certs, database path, etc.)
# Initialize (creates database, prompts for admin user)
./eng-pad-server init -c /srv/eng-pad-server/eng-pad-server.toml
# Run
./eng-pad-server server -c /srv/eng-pad-server/eng-pad-server.toml
```
## Build
```bash
make all # vet → lint → test → build
make test # run tests
make lint # golangci-lint
make proto # regenerate gRPC code from .proto files
make proto-lint # buf lint + breaking change detection
```
## User Management
```bash
# Create initial user (interactive — prompts for username and password)
eng-pad-server init -c /srv/eng-pad-server/eng-pad-server.toml
# Reset a user's password
eng-pad-server passwd <username> -c /srv/eng-pad-server/eng-pad-server.toml
```
## Deployment (deimos.wntrmute.net)
The production instance runs as a Docker container on deimos behind nginx.
- **Web UI**: `https://pad.metacircular.net` (nginx → container:8080)
- **REST API**: `https://pad.metacircular.net:8443` (direct TLS)
- **gRPC sync**: `pad.metacircular.net:9443` (direct TLS, for Android app)
- **Data**: `/srv/eng-pad-server/` on deimos
- **TLS**: Let's Encrypt cert, shared by nginx and the container
### Deploy workflow
```bash
# From local machine:
rsync -az --exclude='.git' --exclude='srv/' . deimos.wntrmute.net:/tmp/eng-pad-server-build/
ssh deimos.wntrmute.net "cd /tmp/eng-pad-server-build && \
docker build -t eng-pad-server . && \
docker stop eng-pad-server && docker rm eng-pad-server && \
docker run -d --name eng-pad-server --restart unless-stopped \
-p 127.0.0.1:8090:8080 -p 8443:8443 -p 9443:9443 \
-v /srv/eng-pad-server:/srv/eng-pad-server eng-pad-server"
```
### Container management
```bash
# View logs
ssh deimos.wntrmute.net "docker logs eng-pad-server"
# Create/reset user
ssh -t deimos.wntrmute.net "docker exec -it eng-pad-server \
eng-pad-server passwd kyle -c /srv/eng-pad-server/eng-pad-server.toml"
# Renew TLS certs (after certbot renews)
ssh deimos.wntrmute.net "sudo cp /etc/letsencrypt/live/pad.metacircular.net/{fullchain,privkey}.pem \
/srv/eng-pad-server/certs/ && docker restart eng-pad-server"
```
## Documentation
- [ARCHITECTURE.md](ARCHITECTURE.md) — full system specification
- [CLAUDE.md](CLAUDE.md) — AI development context
## License
Private. All rights reserved.