Rename SolveCraft to SolidCraft everywhere, with compatibility shims (#389)

* WIP deep rename (not for push)

* WIP2

* WIP3

* WIP4 wxs fix

* rustfmt

* Rename the remaining identifiers in merged crash-report code

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RjGw4gA5ZvKrU8MQP6sBgT

---------

Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>

crates/engine/src/cmd/sketch_inspect.rs

@@ -2,7 +2,7 @@
 //! centre of mass of bodies.
 
 use serde_json::{Value, json};
-use solvecraft_geom::{Seg2, Vec2, Vec3};
+use solidcraft_geom::{Seg2, Vec2, Vec3};
 
 use super::CommandSpec;
 use crate::params::{bad, num, string_list, vec3};
@@ -147,7 +147,7 @@ fn min_of(teeth: &[(Vec3, f64, Vec3)]) -> Option<(f64, Vec3)> {
 }
 
 /// The face of a body at `at` (nearest triangle): (body index, face index).
-fn face_at(st: &solvecraft_doc::ModelState, at: Vec3) -> Option<(usize, u32)> {
+fn face_at(st: &solidcraft_doc::ModelState, at: Vec3) -> Option<(usize, u32)> {
     let mut best: Option<(f64, usize, u32)> = None;
     for (bi, b) in st.bodies.iter().enumerate() {
         let m = b.mesh();
@@ -184,7 +184,7 @@ fn closest_on_triangle(p: Vec3, a: Vec3, b: Vec3, c: Vec3) -> Vec3 {
 
 /// Smallest radius of curvature over a face of a mesh, from the turn of the vertex normals
 /// along each triangle side: (radius, where).
-fn face_min_radius(m: &solvecraft_geom::Mesh, face: u32) -> Option<(f64, Vec3)> {
+fn face_min_radius(m: &solidcraft_geom::Mesh, face: u32) -> Option<(f64, Vec3)> {
     let mut best: Option<(f64, Vec3)> = None;
     for (ti, t) in m.triangles.iter().enumerate() {
         if m.tri_face.get(ti) != Some(&face) {
@@ -294,7 +294,7 @@ fn isocurves(s: &mut Session, p: &Value) -> Result<Value> {
         let at = vec3(v).ok_or_else(|| bad(cmd, "`faces` must list points [x,y,z]"))?;
         let (bi, f) = face_at(&st, at).ok_or_else(|| bad(cmd, "no face there"))?;
         let m = st.bodies.get(bi).map(|b| b.mesh()).ok_or_else(|| bad(cmd, "body"))?;
-        for w in solvecraft_doc::iso_grid(&m, f, at, count) {
+        for w in solidcraft_doc::iso_grid(&m, f, at, count) {
             out.push(w.iter().map(|q| [q.x, q.y, q.z]).collect::<Vec<_>>());
         }
     }