feat: complete TUI Phase 0 — Toolchain Gate

crates/lore-tui/src/lib.rs

@@ -0,0 +1,58 @@
+#![forbid(unsafe_code)]
+
+//! Gitlore TUI — terminal interface for exploring GitLab data locally.
+//!
+//! Built on FrankenTUI (Elm architecture): Model, update, view.
+//! The `lore` CLI spawns `lore-tui` via PATH lookup at runtime.
+
+use anyhow::Result;
+
+// Phase 0 modules.
+pub mod clock; // Clock trait: SystemClock + FakeClock (bd-2lg6)
+pub mod message; // Msg, Screen, EntityKey, AppError, InputMode (bd-c9gk)
+
+pub mod safety; // Terminal safety: sanitize + URL policy + redact (bd-3ir1)
+
+pub mod db; // DbManager: read pool + dedicated writer (bd-2kop)
+pub mod theme; // Flexoki theme: build_theme, state_color, label_style (bd-5ofk)
+
+pub mod app; // LoreApp Model trait impl (Phase 0 proof: bd-2emv, full: bd-6pmy)
+
+/// Options controlling how the TUI launches.
+#[derive(Debug, Clone)]
+pub struct LaunchOptions {
+    /// Path to lore config file.
+    pub config_path: Option<String>,
+    /// Run a background sync before displaying data.
+    pub sync_on_start: bool,
+    /// Clear cached TUI state and start fresh.
+    pub fresh: bool,
+    /// Render backend: "crossterm" or "native".
+    pub render_mode: String,
+    /// Use ASCII-only box drawing characters.
+    pub ascii: bool,
+    /// Disable alternate screen (render inline).
+    pub no_alt_screen: bool,
+}
+
+/// Launch the TUI in browse mode (no sync).
+///
+/// Loads config from `options.config_path` (or default location),
+/// opens the database read-only, and enters the FrankenTUI event loop.
+pub fn launch_tui(options: LaunchOptions) -> Result<()> {
+    let _options = options;
+    // Phase 1 will wire this to LoreApp + App::fullscreen().run()
+    eprintln!("lore-tui: browse mode not yet implemented (Phase 1)");
+    Ok(())
+}
+
+/// Launch the TUI with an initial sync pass.
+///
+/// Runs `lore sync` in the background while displaying a progress screen,
+/// then transitions to browse mode once sync completes.
+pub fn launch_sync_tui(options: LaunchOptions) -> Result<()> {
+    let _options = options;
+    // Phase 2 will implement the sync progress screen
+    eprintln!("lore-tui: sync mode not yet implemented (Phase 2)");
+    Ok(())
+}