Add docs

[ppinchuk]

Make some updates to the existing docs and add documentation on plugins

[Copilot]

Pull request overview

Updates and expands COMPASS documentation, including new developer-facing tutorials on plugin development and improvements to one-shot plugin example documentation/configs.

Changes:

• Add new developer docs pages for plugin development (basic + advanced) and link them from the dev docs index.
• Improve one-shot schema extraction example documentation and reformat YAML plugin config prompts for readability.
• Update Sphinx config to suppress highlighting warnings and add documentation-writing guidance to Copilot instructions.

Reviewed changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 5 comments.

Show a summary per file

File	Description
examples/parse_existing_docs/CLI/README.rst	Clarifies jurisdiction-code mapping and links to known jurisdictions list.
examples/one_shot_schema_extraction/plugin_config.yaml	Reformats prompts into YAML block scalars and updates extraction system prompt formatting.
examples/one_shot_schema_extraction/README.rst	Expands guidance on schema customization and qualitative outputs; tweaks schema example snippet.
docs/source/dev/plugin_development.rst	Adds a step-by-step plugin development tutorial (battery storage example).
docs/source/dev/index.rst	Adds a toctree for dev docs navigation.
docs/source/dev/advanced_plugin_development.rst	Adds a comprehensive advanced plugin development guide (hooks, BaseExtractionPlugin, RAG, custom outputs).
docs/source/conf.py	Adds suppression for Sphinx highlighting-failure warnings.
.github/copilot-instructions.md	Adds guidance on documentation voice for tutorials/READMEs.