Address review findings from PR #1256 across Node, Python, Go, Java,
and Elixir extractors:
- Replace hardcoded IGNORE sets with shared IgnoreService
(shouldIgnorePath + loadIgnoreRules) to honor .gitnexusignore
- Qualify contract names with provider identifier to prevent
contractId collisions across providers
- Warn and skip duplicate project/module/app names
- Update all test assertions for qualified contract format
Scan Maven pom.xml and Gradle build files for inter-project deps,
then match Java/Kotlin import statements against known group-internal
base packages. Supports Maven dependency blocks, Gradle coordinate
and project() dependencies, static imports, and Kotlin files.
