feat: add opener crate for OS file manager reveal

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fix: re-add screenshots dependency - needed by browser/capture.rs and settings.rs

fix: remove screenshots dep since capture module removed for now

fix: reqwest 0.13 renamed rustls-tls to rustls feature

chore: update safe direct dependency versions

feat: add sha2 + zip crates for .refs format; register refs_export/refs_import commands

fix: remove fragile platform-specific webview capture dependencies

chore: add target-specific native webview capture dependencies for all desktop engines

feat: add WebView2 COM dependencies for renderer capture

feat: add screenshots crate for screen region capture

feat: Cargo.toml - add screenshots crate for screen region capture (SRS F-09)

Add resource-assembler feature for scriptlet/YouTube ad blocking

Production Phase 2-3: Stronghold vault, SQLite FTS5 migration, sessions, downloads, credentials, adblock rules, warnings fixed

Fix Shield popover airspace and add Phase 3 library board core

Phase 2 full adblock + privacy implementation

Revise UI and implement Phase 1 browser tabs

Add required Tauri icon assets

Align Phase 0 capabilities with registered plugins

Phase 0 MUSE alpha skeleton and SRS docs