Release v0.4.2.3

• Improve snapshot lookup fallback by actor name (0dceab9)
• Backfill per-map manipulations on snapshot update (edd8f59)
• Persist manipulations per file map (3527fa2)
• feat: colorize Mare fork status labels (3659165)
• feat: index snapshots by name and world (a800c2a)
• Split Snappy into partials (9394ccd)
• Group MareIpc partials in subfolder (09c309f)
• Move WorldSelector out of Widgets (8d25681)
• refactor: organize main window files (a5ecab5)
• refactor: move snapshot state helpers (82628a2)
• refactor: extract snapshot management header (bf49a36)
• refactor: split snapshot management panel (44c2089)
• refactor: move main window popups (717d27d)
• refactor: extract main window widgets (0a73ea9)
• refactor: split PCP import/export services (455254f)
• refactor: extract magic values to named constants (fddc53d)
• fix: add logging to silent exception handlers (fee1db7)
• style: standardize private field naming to _camelCase (6007175)
• refactor: change Configuration to class type (8bbcecd)
• fix: add null guards before snapshot operations (852bfc0)
• perf: reuse actor list within frame (45c347d)
• refactor: consolidate actor selection into single method (785da95)
• fix: remove duplicate TableSetupColumn calls (b68026d)
• fix: add error handling for malformed Mare data (8d8c7f3)
• fix: prevent data loss on import name collision (9ba0dca)
• fix: remove exception rethrow in import handlers (d22b495)
• Refine C+ apply defaults and redraw (ce0866f)
• Bind C+ to Glamourer entries and split load modes (b530062)
• Fix file map handling and local C+ clearing (0841b94)
• Update repo.json for v0.4.2.2 (b59d32b)