cli: the rig and the oracle reach MeshTolerance through the engine

solidcraft-cli depends on the engine, not the kernel: solidcraft_kernel::MeshTolerance did not
resolve; it is solidcraft_engine::kernel::MeshTolerance.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_017itGh5fpMEousnZ91cYcVt

apps/solidcraft-cli/src/kernel_cases.rs

@@ -235,7 +235,7 @@ fn check_case(dir: &str, dumps: Option<&std::path::Path>) -> Value {
         shells += m.shells as u64;
         if want["watertight"].as_bool() == Some(true) {
             let tol = want["tolerance"]["mesh_mm"].as_f64().unwrap_or(MESH_TOL);
-            let (open, over) = match b.body.mesh(&solidcraft_kernel::MeshTolerance::chord(tol)) {
+            let (open, over) = match b.body.mesh(&solidcraft_engine::kernel::MeshTolerance::chord(tol)) {
                 Ok(mesh) => open_edges(&mesh.positions, &mesh.triangles, want["tolerance"]["weld_mm"].as_f64().unwrap_or(1e-4)),
                 Err(e) => {
                     c.push("watertight", json!(format!("{}: {e}", b.name)), json!("no open edges"), false);

apps/solidcraft-cli/src/oracle.rs

@@ -187,7 +187,7 @@ fn step_export_check(s: &solidcraft_engine::Session, volume: f64) -> (bool, Stri
 fn our_mesh(s: &solidcraft_engine::Session) -> Result<Vec<Tri>, String> {
     let mut ours: Vec<Tri> = Vec::new();
     for b in &s.world_state().bodies {
-        let m = b.body.mesh(&solidcraft_kernel::MeshTolerance::chord(MESH_TOL)).map_err(|e| e.to_string())?;
+        let m = b.body.mesh(&solidcraft_engine::kernel::MeshTolerance::chord(MESH_TOL)).map_err(|e| e.to_string())?;
         let p = |i: u32| m.positions.get(i as usize).map(|v: &Vec3| [v.x, v.y, v.z]);
         for t in &m.triangles {
             if let (Some(a), Some(b), Some(c)) = (p(t[0]), p(t[1]), p(t[2])) {