update manifest naming convention

[godronus]

No description provided.

[Copilot]

Pull request overview

Updates the FastEdge plugin source manifest to a new reference-doc naming/path convention and adds internal context documentation to explain the manifest contract and track known inconsistencies.

Changes:

• Updated fastedge-plugin-source/manifest.json target_mapping.reference_file paths to the new {appType}/{concept}-{lang}.md / examples-{concept}-{lang}.md convention.
• Added context/PLUGIN_CONTRACT.md to document manifest naming/structure rules for the plugin sync pipeline.
• Added context/ENHANCEMENTS.md and linked both docs from context/CONTEXT_INDEX.md.

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated 3 comments.

File	Description
fastedge-plugin-source/manifest.json	Repoints plugin reference targets to new naming/path layout (adds /http/ subfolders and -js/-ts suffixes).
context/PLUGIN_CONTRACT.md	New internal contract doc describing the manifest naming conventions and intent matching.
context/ENHANCEMENTS.md	New internal tracker for known issues (currently config schema inconsistency notes).
context/CONTEXT_INDEX.md	Adds the new context docs to the discovery index.