feat(gleam): add full Gleam language support and Erlang FFI resolution - #1546

Analyzed 24 changed files (84 symbols). Blast radius: 228 files, 1182 symbols.

141 affected test files to run:

• __tests__/adaptive-explore-sizing.test.ts
• __tests__/android-res-exclusion.test.ts
• __tests__/arkts-resolution.test.ts
• __tests__/batched-ref-cleanup.test.ts
• __tests__/c-fnptr-kernel-sweep.test.ts
• __tests__/c-fnptr-synthesizer.test.ts
• __tests__/celery-dispatch-synthesizer.test.ts
• __tests__/cfml-inheritance-resolution.test.ts
• __tests__/cfml-receiver-inference.test.ts
• __tests__/cli-affected-paths.test.ts
• __tests__/cli-no-color.test.ts
• __tests__/cli-node-command.test.ts
• __tests__/cli-query-command.test.ts
• __tests__/closure-collection-synthesizer.test.ts
• __tests__/concurrent-locking.test.ts
• __tests__/config-secret-redaction.test.ts
• __tests__/context-ranking.test.ts
• __tests__/context.test.ts
• __tests__/cooperative-yield.test.ts
• __tests__/daemon-bind-failure.test.ts

Report: http://localhost:5173/impact/3abbf8a7-7d7b-470f-a4a4-c4bfc03192ed