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

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

crates/ui-egui/src/theme.rs

@@ -255,7 +255,7 @@ impl Tokens {
 
 /// How a physical material looks (the default appearance follows the material).
 pub fn material_color(name: &str) -> Option<Color32> {
-    solvecraft_engine::doc::material_color(name).map(|[r, g, b]| Color32::from_rgb(r, g, b))
+    solidcraft_engine::doc::material_color(name).map(|[r, g, b]| Color32::from_rgb(r, g, b))
 }
 
 /// Switch themes (the visuals follow on the next [`apply`]).