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/engine/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "solvecraft-engine"
+name = "solidcraft-engine"
 description = "SolidCraft engine: the session, the command registry (everything is a command), undo/redo and selection"
 version.workspace = true
 edition.workspace = true
@@ -9,12 +9,12 @@ license.workspace = true
 workspace = true
 
 [dependencies]
-solvecraft-geom = { workspace = true }
-solvecraft-sketch = { workspace = true }
-solvecraft-kernel = { workspace = true }
-solvecraft-doc = { workspace = true }
-solvecraft-io = { workspace = true }
-solvecraft-render = { workspace = true }
+solidcraft-geom = { workspace = true }
+solidcraft-sketch = { workspace = true }
+solidcraft-kernel = { workspace = true }
+solidcraft-doc = { workspace = true }
+solidcraft-io = { workspace = true }
+solidcraft-render = { workspace = true }
 serde = { workspace = true }
 serde_json = { workspace = true }
 thiserror = { workspace = true }