Files
LEDMatrix/docs/README.md
Chuck 2a7a318cf7 docs: refresh and correct stale documentation across repo
Walked the README and docs/ tree against current code and fixed several
real bugs and many stale references. Highlights:

User-facing
- README.md: web interface install instructions referenced
  install_web_service.sh at the repo root, but it actually lives at
  scripts/install/install_web_service.sh.
- docs/GETTING_STARTED.md: every web UI port reference said 5050, but
  the real server in web_interface/start.py:123 binds 5000. Same bug
  was duplicated in docs/TROUBLESHOOTING.md (17 occurrences). Fixed
  both.
- docs/GETTING_STARTED.md: rewrote tab-by-tab instructions. The doc
  referenced "Plugin Store", "Plugin Management", "Sports Configuration",
  "Durations", and "Font Management" tabs - none of which exist. Real
  tabs (verified in web_interface/templates/v3/base.html) are: Overview,
  General, WiFi, Schedule, Display, Config Editor, Fonts, Logs, Cache,
  Operation History, Plugin Manager (+ per-plugin tabs).
- docs/GETTING_STARTED.md: removed references to a "Test Display"
  button (doesn't exist) and "Show Now" / "Stop" plugin buttons. Real
  controls are "Run On-Demand" / "Stop On-Demand" inside each plugin's
  tab (partials/plugin_config.html:792).
- docs/TROUBLESHOOTING.md: removed dead reference to
  troubleshoot_weather.sh (doesn't exist anywhere in the repo); weather
  is now a plugin in ledmatrix-plugins.

Developer-facing
- docs/PLUGIN_API_REFERENCE.md: documented draw_image() doesn't exist
  on DisplayManager. Real plugins paste onto display_manager.image
  directly (verified in src/base_classes/{baseball,basketball,football,
  hockey}.py). Replaced with the canonical pattern.
- docs/PLUGIN_API_REFERENCE.md: documented cache_manager.delete() doesn't
  exist. Real method is clear_cache(key=None). Updated the section.
- docs/PLUGIN_API_REFERENCE.md: added 10 missing BasePlugin methods that
  the doc never mentioned: dynamic-duration hooks, live-priority hooks,
  and the full Vegas-mode interface.
- docs/PLUGIN_DEVELOPMENT_GUIDE.md: same draw_image fix.
- docs/DEVELOPMENT.md: corrected the "Plugin Submodules" section. Plugins
  are NOT git submodules - .gitmodules only contains
  rpi-rgb-led-matrix-master. Plugins are installed at runtime into the
  plugins directory configured by plugin_system.plugins_directory
  (default plugin-repos/). Both internal links in this doc were also
  broken (missing relative path adjustment).
- docs/HOW_TO_RUN_TESTS.md: removed pytest-timeout from install line
  (not in requirements.txt) and corrected the test/integration/ path
  (real integration tests are at test/web_interface/integration/).
  Replaced the fictional file structure diagram with the real one.
- docs/EMULATOR_SETUP_GUIDE.md: clone URL was a placeholder; default
  pixel_size was documented as 16 but emulator_config.json ships with 5.

Index
- docs/README.md: rewrote. Old index claimed "16-17 files after
  consolidation" but docs/ actually has 38 .md files. Four were missing
  from the index entirely (CONFIG_DEBUGGING, DEV_PREVIEW,
  PLUGIN_ERROR_HANDLING, STARLARK_APPS_GUIDE). Trimmed the navel-gazing
  consolidation/statistics sections.

Out of scope but worth flagging:
- src/plugin_system/resource_monitor.py:343 and src/common/api_helper.py:287
  call cache_manager.delete(key) but no such method exists on
  CacheManager. Both call sites would AttributeError at runtime if hit.
  Not fixed in this docs PR - either add a delete() shim or convert
  callers to clear_cache().

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-04-06 20:45:19 -04:00

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4.2 KiB
Markdown

# LEDMatrix Documentation
This directory contains guides, references, and architectural notes for the
LEDMatrix project. If you are setting up a Pi for the first time, start with
the [project root README](../README.md) — it covers hardware, OS imaging, and
the one-shot installer. The pages here go deeper.
## I'm a new user
1. [GETTING_STARTED.md](GETTING_STARTED.md) — first-time setup walkthrough
2. [WEB_INTERFACE_GUIDE.md](WEB_INTERFACE_GUIDE.md) — using the web UI
3. [PLUGIN_STORE_GUIDE.md](PLUGIN_STORE_GUIDE.md) — installing and managing plugins
4. [WIFI_NETWORK_SETUP.md](WIFI_NETWORK_SETUP.md) — WiFi and AP-mode setup
5. [TROUBLESHOOTING.md](TROUBLESHOOTING.md) — common issues and fixes
6. [SSH_UNAVAILABLE_AFTER_INSTALL.md](SSH_UNAVAILABLE_AFTER_INSTALL.md) — recovering SSH after install
7. [CONFIG_DEBUGGING.md](CONFIG_DEBUGGING.md) — diagnosing config problems
## I want to write a plugin
Start here:
1. [PLUGIN_DEVELOPMENT_GUIDE.md](PLUGIN_DEVELOPMENT_GUIDE.md) — end-to-end workflow
2. [PLUGIN_QUICK_REFERENCE.md](PLUGIN_QUICK_REFERENCE.md) — cheat sheet
3. [PLUGIN_API_REFERENCE.md](PLUGIN_API_REFERENCE.md) — display, cache, and plugin-manager APIs
4. [PLUGIN_ERROR_HANDLING.md](PLUGIN_ERROR_HANDLING.md) — error-handling patterns
5. [DEV_PREVIEW.md](DEV_PREVIEW.md) — preview plugins on your dev machine without a Pi
6. [EMULATOR_SETUP_GUIDE.md](EMULATOR_SETUP_GUIDE.md) — running the matrix emulator
Going deeper:
- [ADVANCED_PLUGIN_DEVELOPMENT.md](ADVANCED_PLUGIN_DEVELOPMENT.md) — advanced patterns
- [PLUGIN_ARCHITECTURE_SPEC.md](PLUGIN_ARCHITECTURE_SPEC.md) — full plugin-system spec
- [PLUGIN_DEPENDENCY_GUIDE.md](PLUGIN_DEPENDENCY_GUIDE.md) /
[PLUGIN_DEPENDENCY_TROUBLESHOOTING.md](PLUGIN_DEPENDENCY_TROUBLESHOOTING.md)
- [PLUGIN_WEB_UI_ACTIONS.md](PLUGIN_WEB_UI_ACTIONS.md) (+ [example JSON](PLUGIN_WEB_UI_ACTIONS_EXAMPLE.json))
- [PLUGIN_CUSTOM_ICONS.md](PLUGIN_CUSTOM_ICONS.md) /
[PLUGIN_CUSTOM_ICONS_FEATURE.md](PLUGIN_CUSTOM_ICONS_FEATURE.md)
- [PLUGIN_REGISTRY_SETUP_GUIDE.md](PLUGIN_REGISTRY_SETUP_GUIDE.md) (+ [registry template](plugin_registry_template.json))
- [STARLARK_APPS_GUIDE.md](STARLARK_APPS_GUIDE.md) — Starlark-based mini-apps
- [widget-guide.md](widget-guide.md) — widget development
## Configuring plugins
- [PLUGIN_CONFIG_QUICK_START.md](PLUGIN_CONFIG_QUICK_START.md) — minimal config you need
- [PLUGIN_CONFIGURATION_GUIDE.md](PLUGIN_CONFIGURATION_GUIDE.md) — schema design
- [PLUGIN_CONFIGURATION_TABS.md](PLUGIN_CONFIGURATION_TABS.md) — multi-tab UI configs
- [PLUGIN_CONFIG_ARCHITECTURE.md](PLUGIN_CONFIG_ARCHITECTURE.md) — how the config system works
- [PLUGIN_CONFIG_CORE_PROPERTIES.md](PLUGIN_CONFIG_CORE_PROPERTIES.md) — properties every plugin honors
## Advanced features
- [ADVANCED_FEATURES.md](ADVANCED_FEATURES.md) — Vegas scroll, on-demand display,
cache management, background services, permissions
- [FONT_MANAGER.md](FONT_MANAGER.md) — font system
## Reference
- [REST_API_REFERENCE.md](REST_API_REFERENCE.md) — all web-interface HTTP endpoints
- [PLUGIN_API_REFERENCE.md](PLUGIN_API_REFERENCE.md) — Python APIs available to plugins
- [DEVELOPER_QUICK_REFERENCE.md](DEVELOPER_QUICK_REFERENCE.md) — common dev tasks
- [PLUGIN_IMPLEMENTATION_SUMMARY.md](PLUGIN_IMPLEMENTATION_SUMMARY.md) — what the plugin system actually does
## Contributing to LEDMatrix itself
- [DEVELOPMENT.md](DEVELOPMENT.md) — environment setup
- [HOW_TO_RUN_TESTS.md](HOW_TO_RUN_TESTS.md) — running the test suite
- [MULTI_ROOT_WORKSPACE_SETUP.md](MULTI_ROOT_WORKSPACE_SETUP.md) — multi-repo workspace
- [MIGRATION_GUIDE.md](MIGRATION_GUIDE.md) — breaking changes between releases
## Archive
`docs/archive/` holds older guides that have been superseded or describe
features that have been removed. They are kept for historical context and
git history but should not be relied on.
## Contributing to the docs
- Markdown only, professional tone, minimal emoji.
- Prefer adding to an existing page over creating a new one. If you add a
new page, link it from this index in the section it belongs to.
- If a page becomes obsolete, move it to `docs/archive/` rather than
deleting it, so links don't rot.
- Keep examples runnable — paths, commands, and config keys here should
match what's actually in the repo.