Files
g3/crates
Dhanji R. Prasanna b73dfacb7a refactor(g3-core): extract provider_registration and session modules
Extract two focused modules from the monolithic lib.rs (3372 lines):

1. provider_registration.rs (233 lines)
   - Consolidates duplicated provider registration patterns
   - Single determine_providers_to_register() function for mode-based selection
   - Unified register_providers() async function for all provider types
   - Includes unit tests for registration logic

2. session.rs (394 lines)
   - Session ID generation (generate_session_id)
   - Context window persistence (save_context_window, write_context_window_summary)
   - Error logging (log_error_to_session)
   - Utility functions (format_token_count, token_indicator)
   - Session restoration helper (restore_from_session_log)
   - Includes comprehensive unit tests

Also fixes:
- Removed redundant tool_executed assignment that triggered unused warning
- Removed unused Message import in session.rs

Results:
- lib.rs reduced from 3372 to 2976 lines (-396 lines, -11.7%)
- All tests pass, no warnings
- Behavior preserved (pure mechanical extraction)

Agent: fowler
2026-01-07 10:20:28 +11:00
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