feat(client_web): show moves arrows on jan hover

client_web/assets/style.css

@@ -54,7 +54,6 @@ input[type="text"] {
     align-items: center;
     gap: 0.75rem;
     width: 100%;
-    max-width: 900px;
 }
 
 /* ── Language switcher ──────────────────────────────────────────────── */
@@ -108,7 +107,6 @@ input[type="text"] {
     font-size: 0.9rem;
     box-shadow: 0 1px 4px rgba(0,0,0,0.2);
     width: 100%;
-    max-width: 900px;
 }
 
 .player-score-header {
@@ -180,6 +178,28 @@ input[type="text"] {
     padding-top: 0.25rem;
 }
 
+/* ── Board + side panel ─────────────────────────────────────────────── */
+.board-and-panel {
+    display: flex;
+    flex-direction: row;
+    align-items: flex-start;
+    gap: 1rem;
+}
+
+.side-panel {
+    display: flex;
+    flex-direction: column;
+    gap: 0.75rem;
+    min-width: 160px;
+    padding-top: 0.25rem;
+}
+
+.action-buttons {
+    display: flex;
+    flex-direction: column;
+    gap: 0.5rem;
+}
+
 /* ── Status bar ─────────────────────────────────────────────────────── */
 .status-bar {
     display: flex;
@@ -189,7 +209,7 @@ input[type="text"] {
     font-weight: 500;
 }
 
-/* ── Dice bars ──────────────────────────────────────────────────────── */
+/* ── Dice bar ───────────────────────────────────────────────────────── */
 .dice-bar {
     display: flex;
     align-items: center;
@@ -304,6 +324,7 @@ input[type="text"] {
     gap: 4px;
     user-select: none;
     box-shadow: 0 4px 12px rgba(0,0,0,0.4);
+    position: relative;
 }
 
 .board-row {

client_web/src/components/board.rs

@@ -1,4 +1,5 @@
 use leptos::prelude::*;
+use trictrac_store::CheckerMove;
 
 use crate::trictrac::types::{SerTurnStage, ViewState};
 
@@ -35,6 +36,146 @@ fn displayed_value(
     val
 }
 
+/// Fields whose checkers may be selected as the next origin given already-staged moves.
+fn valid_origins_for(seqs: &[(CheckerMove, CheckerMove)], staged: &[(u8, u8)]) -> Vec<u8> {
+    let mut v: Vec<u8> = match staged.len() {
+        0 => seqs.iter()
+            .map(|(m1, _)| m1.get_from() as u8)
+            .filter(|&f| f != 0)
+            .collect(),
+        1 => {
+            let (f0, t0) = staged[0];
+            seqs.iter()
+                .filter(|(m1, _)| m1.get_from() as u8 == f0 && m1.get_to() as u8 == t0)
+                .map(|(_, m2)| m2.get_from() as u8)
+                .filter(|&f| f != 0)
+                .collect()
+        }
+        _ => vec![],
+    };
+    v.sort_unstable();
+    v.dedup();
+    v
+}
+
+/// Pixel center of a board field in the SVG overlay coordinate space.
+/// Geometry is derived from CSS: field 60px wide, 180px tall, board padding 4px,
+/// board-row gap 4px, board-bar 20px, board-center-bar 12px.
+fn field_center(f: usize, is_white: bool) -> Option<(f32, f32)> {
+    if f == 0 || f > 24 {
+        return None;
+    }
+    let (qi, right, top): (usize, bool, bool) = if is_white {
+        match f {
+            13..=18 => (f - 13, false, true),
+            19..=24 => (f - 19, true, true),
+            7..=12 => (12 - f, false, false),
+            1..=6 => (6 - f, true, false),
+            _ => return None,
+        }
+    } else {
+        match f {
+            1..=6 => (f - 1, false, true),
+            7..=12 => (f - 7, true, true),
+            19..=24 => (24 - f, false, false),
+            13..=18 => (18 - f, true, false),
+            _ => return None,
+        }
+    };
+    // Left-quarter field i center x: 4 + i*62 + 30 = 34 + 62i
+    // Right-quarter field i center x: 4 + 370 + 4 + 20 + 4 + i*62 + 30 = 432 + 62i
+    let x = if right { 432.0 + qi as f32 * 62.0 } else { 34.0 + qi as f32 * 62.0 };
+    // Top row center y: 4 + 90 = 94; bot row: 4 + 180 + 4 + 12 + 4 + 90 = 294
+    let y = if top { 94.0 } else { 294.0 };
+    Some((x, y))
+}
+
+/// SVG `<g>` element drawing one arrow (shadow + gold) from `fp` to `tp`.
+fn arrow_svg(fp: (f32, f32), tp: (f32, f32)) -> AnyView {
+    let (x1, y1) = fp;
+    let (x2, y2) = tp;
+    let dx = x2 - x1;
+    let dy = y2 - y1;
+    let len = (dx * dx + dy * dy).sqrt();
+    if len < 10.0 {
+        return view! { <g /> }.into_any();
+    }
+    let nx = dx / len;
+    let ny = dy / len;
+    let px = -ny;
+    let py = nx;
+
+    // Shrink line ends so arrows don't overlap the checker stack
+    let lx1 = x1 + nx * 20.0;
+    let ly1 = y1 + ny * 20.0;
+    let lx2 = x2 - nx * 15.0;
+    let ly2 = y2 - ny * 15.0;
+
+    // Arrowhead triangle at (x2, y2)
+    let ah = 15.0_f32;
+    let aw = 7.0_f32;
+    let bx = x2 - nx * ah;
+    let bary = y2 - ny * ah;
+    let pts = format!(
+        "{:.1},{:.1} {:.1},{:.1} {:.1},{:.1}",
+        x2, y2,
+        bx + px * aw, bary + py * aw,
+        bx - px * aw, bary - py * aw,
+    );
+    let shadow_pts = format!(
+        "{:.1},{:.1} {:.1},{:.1} {:.1},{:.1}",
+        x2, y2,
+        bx + px * (aw + 1.5), bary + py * (aw + 1.5),
+        bx - px * (aw + 1.5), bary - py * (aw + 1.5),
+    );
+
+    view! {
+        <g>
+            // Drop-shadow for readability on coloured fields
+            <line
+                x1=format!("{lx1:.1}") y1=format!("{ly1:.1}")
+                x2=format!("{lx2:.1}") y2=format!("{ly2:.1}")
+                style="stroke:rgba(0,0,0,0.45);stroke-width:5;stroke-linecap:round"
+            />
+            <polygon points=shadow_pts style="fill:rgba(0,0,0,0.45)" />
+            // Gold arrow
+            <line
+                x1=format!("{lx1:.1}") y1=format!("{ly1:.1}")
+                x2=format!("{lx2:.1}") y2=format!("{ly2:.1}")
+                style="stroke:rgba(255,215,0,0.9);stroke-width:3;stroke-linecap:round"
+            />
+            <polygon points=pts style="fill:rgba(255,215,0,0.9)" />
+        </g>
+    }
+    .into_any()
+}
+
+/// Valid destinations for a selected origin given already-staged moves.
+/// May include 0 (exit); callers handle that case.
+fn valid_dests_for(seqs: &[(CheckerMove, CheckerMove)], staged: &[(u8, u8)], origin: u8) -> Vec<u8> {
+    let mut v: Vec<u8> = match staged.len() {
+        0 => seqs.iter()
+            .filter(|(m1, _)| m1.get_from() as u8 == origin)
+            .map(|(m1, _)| m1.get_to() as u8)
+            .collect(),
+        1 => {
+            let (f0, t0) = staged[0];
+            seqs.iter()
+                .filter(|(m1, m2)| {
+                    m1.get_from() as u8 == f0
+                        && m1.get_to() as u8 == t0
+                        && m2.get_from() as u8 == origin
+                })
+                .map(|(_, m2)| m2.get_to() as u8)
+                .collect()
+        }
+        _ => vec![],
+    };
+    v.sort_unstable();
+    v.dedup();
+    v
+}
+
 #[component]
 pub fn Board(
     view_state: ViewState,
@@ -43,6 +184,8 @@ pub fn Board(
     selected_origin: RwSignal<Option<u8>>,
     /// Moves staged so far this turn (max 2). Each entry is (from, to), 0 = empty move.
     staged_moves: RwSignal<Vec<(u8, u8)>>,
+    /// All valid two-move sequences for this turn (empty when not in move stage).
+    valid_sequences: Vec<(CheckerMove, CheckerMove)>,
 ) -> impl IntoView {
     let board = view_state.board;
     let is_move_stage = view_state.active_mp_player == Some(player_id)
@@ -51,47 +194,98 @@ pub fn Board(
             SerTurnStage::Move | SerTurnStage::HoldOrGoChoice
         );
     let is_white = player_id == 0;
+    let hovered_moves = use_context::<RwSignal<Vec<(CheckerMove, CheckerMove)>>>();
 
+    // `valid_sequences` is cloned per field (the Vec is small; Send-safe unlike Rc).
     let fields_from = |nums: &[u8], is_top_row: bool| -> Vec<AnyView> {
         nums.iter()
             .map(|&field_num| {
+                // Each reactive closure gets its own owned clone — Vec<(CheckerMove,CheckerMove)>
+                // is Send, which Leptos requires for reactive attribute functions.
+                let seqs_c = valid_sequences.clone();
+                let seqs_k = valid_sequences.clone();
                 view! {
                     <div
                         class=move || {
-                            let moves = staged_moves.get();
-                            let val = displayed_value(board, &moves, is_white, field_num);
+                            let staged = staged_moves.get();
+                            let val = displayed_value(board, &staged, is_white, field_num);
                             let is_mine = if is_white { val > 0 } else { val < 0 };
-                            let can_stage = is_move_stage && moves.len() < 2;
+                            let can_stage = is_move_stage && staged.len() < 2;
                             let sel = selected_origin.get();
 
                             let mut cls = "field".to_string();
-                            if can_stage && (sel.is_some() || is_mine) {
-                                cls.push_str(" clickable");
-                            }
-                            if sel == Some(field_num) { cls.push_str(" selected"); }
-                            if can_stage && sel.is_some() && sel != Some(field_num) {
-                                cls.push_str(" dest");
+
+                            if seqs_c.is_empty() {
+                                // No restriction (dice not rolled or not move stage)
+                                if can_stage && (sel.is_some() || is_mine) {
+                                    cls.push_str(" clickable");
+                                }
+                                if sel == Some(field_num) { cls.push_str(" selected"); }
+                                if can_stage && sel.is_some() && sel != Some(field_num) {
+                                    cls.push_str(" dest");
+                                }
+                            } else if can_stage {
+                                if let Some(origin) = sel {
+                                    if origin == field_num {
+                                        cls.push_str(" selected clickable");
+                                    } else {
+                                        let dests = valid_dests_for(&seqs_c, &staged, origin);
+                                        // Only highlight non-exit destinations (field 0 = exit has no tile)
+                                        if dests.iter().any(|&d| d == field_num && d != 0) {
+                                            cls.push_str(" clickable dest");
+                                        }
+                                    }
+                                } else {
+                                    let origins = valid_origins_for(&seqs_c, &staged);
+                                    if origins.iter().any(|&o| o == field_num) {
+                                        cls.push_str(" clickable");
+                                    }
+                                }
                             }
+
                             cls
                         }
                         on:click=move |_| {
                             if !is_move_stage { return; }
-                            if staged_moves.get_untracked().len() >= 2 { return; }
-
-                            let moves = staged_moves.get_untracked();
-                            let val = displayed_value(board, &moves, is_white, field_num);
-                            let is_mine = if is_white { val > 0 } else { val < 0 };
+                            let staged = staged_moves.get_untracked();
+                            if staged.len() >= 2 { return; }
 
                             match selected_origin.get_untracked() {
                                 Some(origin) if origin == field_num => {
                                     selected_origin.set(None);
                                 }
                                 Some(origin) => {
-                                    staged_moves.update(|v| v.push((origin, field_num)));
-                                    selected_origin.set(None);
+                                    let valid = if seqs_k.is_empty() {
+                                        true
+                                    } else {
+                                        valid_dests_for(&seqs_k, &staged, origin)
+                                            .iter()
+                                            .any(|&d| d == field_num)
+                                    };
+                                    if valid {
+                                        staged_moves.update(|v| v.push((origin, field_num)));
+                                        selected_origin.set(None);
+                                    }
+                                }
+                                None => {
+                                    if seqs_k.is_empty() {
+                                        let val = displayed_value(board, &staged, is_white, field_num);
+                                        if is_white && val > 0 || !is_white && val < 0 {
+                                            selected_origin.set(Some(field_num));
+                                        }
+                                    } else {
+                                        let origins = valid_origins_for(&seqs_k, &staged);
+                                        if origins.iter().any(|&o| o == field_num) {
+                                            let dests = valid_dests_for(&seqs_k, &staged, field_num);
+                                            if !dests.is_empty() && dests.iter().all(|&d| d == 0) {
+                                                // All destinations are exits: auto-stage
+                                                staged_moves.update(|v| v.push((field_num, 0)));
+                                            } else {
+                                                selected_origin.set(Some(field_num));
+                                            }
+                                        }
+                                    }
                                 }
-                                None if is_mine => selected_origin.set(Some(field_num)),
-                                None => {}
                             }
                         }
                     >
@@ -144,6 +338,34 @@ pub fn Board(
                 <div class="board-bar"></div>
                 <div class="board-quarter">{fields_from(br, false)}</div>
             </div>
+            // SVG overlay: arrows for hovered jan moves
+            <svg
+                width="776" height="388"
+                style="position:absolute;top:0;left:0;pointer-events:none;overflow:visible"
+            >
+                {move || {
+                    let Some(hm) = hovered_moves else { return vec![]; };
+                    let pairs = hm.get();
+                    if pairs.is_empty() { return vec![]; }
+                    // Collect unique individual (from, to) moves; skip empty/exit.
+                    let mut moves: Vec<(usize, usize)> = pairs.iter()
+                        .flat_map(|(m1, m2)| [
+                            (m1.get_from(), m1.get_to()),
+                            (m2.get_from(), m2.get_to()),
+                        ])
+                        .filter(|&(f, t)| f != 0 && t != 0)
+                        .collect();
+                    moves.sort_unstable();
+                    moves.dedup();
+                    moves.into_iter()
+                        .filter_map(|(from, to)| {
+                            let p1 = field_center(from, is_white)?;
+                            let p2 = field_center(to, is_white)?;
+                            Some(arrow_svg(p1, p2))
+                        })
+                        .collect()
+                }}
+            </svg>
         </div>
     }
 }

client_web/src/components/game_screen.rs

@@ -1,6 +1,6 @@
 use futures::channel::mpsc::UnboundedSender;
 use leptos::prelude::*;
-use trictrac_store::CheckerMove;
+use trictrac_store::{Board as StoreBoard, CheckerMove, Color, Dice as StoreDice, MoveRules};
 
 use crate::app::{GameUiState, NetCommand};
 use crate::i18n::*;
@@ -75,6 +75,10 @@ pub fn GameScreen(state: GameUiState) -> impl IntoView {
             SerTurnStage::Move | SerTurnStage::HoldOrGoChoice
         );
 
+    // ── Hovered jan moves (shown as arrows on the board) ──────────────────────
+    let hovered_jan_moves: RwSignal<Vec<(CheckerMove, CheckerMove)>> = RwSignal::new(vec![]);
+    provide_context(hovered_jan_moves);
+
     // ── Staged move state ──────────────────────────────────────────────────────
     let selected_origin: RwSignal<Option<u8>> = RwSignal::new(None);
     let staged_moves: RwSignal<Vec<(u8, u8)>> = RwSignal::new(Vec::new());
@@ -111,6 +115,27 @@ pub fn GameScreen(state: GameUiState) -> impl IntoView {
     let show_roll = is_my_turn && vs.turn_stage == SerTurnStage::RollDice;
     let show_hold_go = is_my_turn && vs.turn_stage == SerTurnStage::HoldOrGoChoice;
 
+    // ── Valid move sequences for this turn ─────────────────────────────────────
+    // Computed once per ViewState snapshot; used by Board (highlighting) and the
+    // empty-move button (visibility).
+    let valid_sequences: Vec<(CheckerMove, CheckerMove)> = if is_move_stage && dice != (0, 0) {
+        let mut store_board = StoreBoard::new();
+        store_board.set_positions(&Color::White, vs.board);
+        let store_dice = StoreDice { values: dice };
+        let color = if player_id == 0 { Color::White } else { Color::Black };
+        let rules = MoveRules::new(&color, &store_board, store_dice);
+        let raw = rules.get_possible_moves_sequences(true, vec![]);
+        if player_id == 0 {
+            raw
+        } else {
+            raw.into_iter().map(|(m1, m2)| (m1.mirror(), m2.mirror())).collect()
+        }
+    } else {
+        vec![]
+    };
+    // Clone for the empty-move button reactive closure (Board consumes the original).
+    let valid_seqs_empty = valid_sequences.clone();
+
     // ── Jan split: viewer_jans / opponent_jans ─────────────────────────────────
     let (my_jans, opp_jans) = split_jans(&vs.dice_jans, is_my_turn && !show_roll);
 
@@ -157,77 +182,98 @@ pub fn GameScreen(state: GameUiState) -> impl IntoView {
             // ── Opponent score (above board) ─────────────────────────────────
             <PlayerScorePanel score=opp_score jans=opp_jans is_you=false />
 
-            // ── Status ───────────────────────────────────────────────────────
-            <div class="status-bar">
-                <span>{move || {
-                    let n = staged_moves.get().len();
-                    if is_move_stage {
-                        t_string!(i18n, select_move, n = n + 1)
-                    } else {
-                        String::from(match (&stage, is_my_turn, &turn_stage) {
-                            (SerStage::Ended, _, _) => t_string!(i18n, game_over),
-                            (SerStage::PreGame, _, _) => t_string!(i18n, waiting_for_opponent),
-                            (SerStage::InGame, true, SerTurnStage::RollDice) => t_string!(i18n, your_turn_roll),
-                            (SerStage::InGame, true, SerTurnStage::HoldOrGoChoice) => t_string!(i18n, hold_or_go),
-                            (SerStage::InGame, true, _) => t_string!(i18n, your_turn),
-                            (SerStage::InGame, false, _) => t_string!(i18n, opponent_turn),
-                        })
-                    }
-                }}</span>
-            </div>
+            // ── Board + side panel ───────────────────────────────────────────
+            <div class="board-and-panel">
+                <Board
+                    view_state=vs
+                    player_id=player_id
+                    selected_origin=selected_origin
+                    staged_moves=staged_moves
+                    valid_sequences=valid_sequences
+                />
 
-            // ── Opponent dice (top) ──────────────────────────────────────────
-            {(!is_my_turn && show_dice).then(|| view! {
-                <div class="dice-bar dice-bar-opponent">
-                    <Die value=dice.0 used=true />
-                    <Die value=dice.1 used=true />
-                </div>
-            })}
-
-            // ── Board ────────────────────────────────────────────────────────
-            <Board
-                view_state=vs
-                player_id=player_id
-                selected_origin=selected_origin
-                staged_moves=staged_moves
-            />
-
-            // ── Player action bar (bottom) ───────────────────────────────────
-            {is_my_turn.then(|| view! {
-                <div class="dice-bar dice-bar-player">
-                    {move || {
-                        let (d0, d1) = if is_move_stage {
-                            matched_dice_used(&staged_moves.get(), dice)
-                        } else {
-                            (false, false)
-                        };
-                        view! {
-                            <Die value=dice.0 used=d0 />
-                            <Die value=dice.1 used=d1 />
-                        }
-                    }}
-                    {show_roll.then(|| view! {
-                        <button class="btn btn-primary" on:click=move |_| {
-                            cmd_tx_roll.unbounded_send(NetCommand::Action(PlayerAction::Roll)).ok();
-                        }>{t!(i18n, roll_dice)}</button>
-                    })}
-                    {show_hold_go.then(|| view! {
-                        <button class="btn btn-primary" on:click=move |_| {
-                            cmd_tx_go.unbounded_send(NetCommand::Action(PlayerAction::Go)).ok();
-                        }>{t!(i18n, go)}</button>
-                    })}
-                    {is_move_stage.then(|| view! {
-                        <button
-                            class="btn btn-secondary"
-                            disabled=move || 2 <= staged_moves.get().len()
-                            on:click=move |_| {
-                                selected_origin.set(None);
-                                staged_moves.update(|v| v.push((0, 0)));
+                // ── Side panel ───────────────────────────────────────────────
+                <div class="side-panel">
+                    // Status message
+                    <div class="status-bar">
+                        <span>{move || {
+                            let n = staged_moves.get().len();
+                            if is_move_stage {
+                                t_string!(i18n, select_move, n = n + 1)
+                            } else {
+                                String::from(match (&stage, is_my_turn, &turn_stage) {
+                                    (SerStage::Ended, _, _) => t_string!(i18n, game_over),
+                                    (SerStage::PreGame, _, _) => t_string!(i18n, waiting_for_opponent),
+                                    (SerStage::InGame, true, SerTurnStage::RollDice) => t_string!(i18n, your_turn_roll),
+                                    (SerStage::InGame, true, SerTurnStage::HoldOrGoChoice) => t_string!(i18n, hold_or_go),
+                                    (SerStage::InGame, true, _) => t_string!(i18n, your_turn),
+                                    (SerStage::InGame, false, _) => t_string!(i18n, opponent_turn),
+                                })
                             }
-                        >{t!(i18n, empty_move)}</button>
+                        }}</span>
+                    </div>
+
+                    // Dice (always shown when rolled, used state depends on whose turn)
+                    {show_dice.then(|| view! {
+                        <div class="dice-bar">
+                            {move || {
+                                let (d0, d1) = if is_move_stage {
+                                    matched_dice_used(&staged_moves.get(), dice)
+                                } else {
+                                    (true, true)
+                                };
+                                view! {
+                                    <Die value=dice.0 used=d0 />
+                                    <Die value=dice.1 used=d1 />
+                                }
+                            }}
+                        </div>
                     })}
+
+                    // Action buttons
+                    <div class="action-buttons">
+                        {show_roll.then(|| view! {
+                            <button class="btn btn-primary" on:click=move |_| {
+                                cmd_tx_roll.unbounded_send(NetCommand::Action(PlayerAction::Roll)).ok();
+                            }>{t!(i18n, roll_dice)}</button>
+                        })}
+                        {show_hold_go.then(|| view! {
+                            <button class="btn btn-primary" on:click=move |_| {
+                                cmd_tx_go.unbounded_send(NetCommand::Action(PlayerAction::Go)).ok();
+                            }>{t!(i18n, go)}</button>
+                        })}
+                        {move || {
+                            // Show the empty-move button only when (0,0) is a valid
+                            // first or second move given what has already been staged.
+                            let staged = staged_moves.get();
+                            let show = is_move_stage && staged.len() < 2 && (
+                                valid_seqs_empty.is_empty() || match staged.len() {
+                                    0 => valid_seqs_empty.iter().any(|(m1, _)| m1.get_from() == 0),
+                                    1 => {
+                                        let (f0, t0) = staged[0];
+                                        valid_seqs_empty.iter()
+                                            .filter(|(m1, _)| {
+                                                m1.get_from() as u8 == f0
+                                                    && m1.get_to() as u8 == t0
+                                            })
+                                            .any(|(_, m2)| m2.get_from() == 0)
+                                    }
+                                    _ => false,
+                                }
+                            );
+                            show.then(|| view! {
+                                <button
+                                    class="btn btn-secondary"
+                                    on:click=move |_| {
+                                        selected_origin.set(None);
+                                        staged_moves.update(|v| v.push((0, 0)));
+                                    }
+                                >{t!(i18n, empty_move)}</button>
+                            })
+                        }}
+                    </div>
                 </div>
-            })}
+            </div>
 
             // ── Player score (below board) ────────────────────────────────────
             <PlayerScorePanel score=my_score jans=my_jans is_you=true />

client_web/src/components/score_panel.rs

@@ -58,6 +58,9 @@ fn jan_row(idx: usize, entry: JanEntry, expanded: RwSignal<Option<usize>>) -> im
     };
 
     let moves = entry.moves.clone();
+    let moves_hover = entry.moves.clone();
+    // RwSignal is Copy so it can be captured by both closures independently.
+    let hovered = use_context::<RwSignal<Vec<(CheckerMove, CheckerMove)>>>();
 
     view! {
         <div>
@@ -68,6 +71,16 @@ fn jan_row(idx: usize, entry: JanEntry, expanded: RwSignal<Option<usize>>) -> im
                         *s = if *s == Some(idx) { None } else { Some(idx) };
                     });
                 }
+                on:mouseenter=move |_| {
+                    if let Some(h) = hovered {
+                        h.set(moves_hover.clone());
+                    }
+                }
+                on:mouseleave=move |_| {
+                    if let Some(h) = hovered {
+                        h.set(vec![]);
+                    }
+                }
             >
                 <span class="jan-label">{label}</span>
                 <span class="jan-tag">{double_tag}</span>

store/src/lib.rs

@@ -12,7 +12,7 @@ mod error;
 pub use error::Error;
 
 mod board;
-pub use board::CheckerMove;
+pub use board::{Board, CheckerMove};
 
 mod dice;
 pub use dice::{Dice, DiceRoller};