Rename displayed product to SolidCraft and add header bug reporting

crates/mcp/src/backend.rs

@@ -89,7 +89,7 @@ impl Backend for Remote {
         let reply = match self.roundtrip(&line) {
             Ok(r) => r,
             // One retry on a fresh connection (the app may have restarted).
-            Err(_) => self.roundtrip(&line).map_err(|e| format!("SolveCraft at {}: {e}", self.addr))?,
+            Err(_) => self.roundtrip(&line).map_err(|e| format!("SolidCraft at {}: {e}", self.addr))?,
         };
         let v: Value = serde_json::from_str(&reply).map_err(|e| format!("bad reply from the app: {e}"))?;
         if v.get("ok").and_then(Value::as_bool) == Some(true) {
@@ -102,7 +102,7 @@ impl Backend for Remote {
         true
     }
     fn describe(&self) -> String {
-        format!("connected to the SolveCraft app at {} (the user watches the viewport)", self.addr)
+        format!("connected to the SolidCraft app at {} (the user watches the viewport)", self.addr)
     }
 }
 
@@ -168,6 +168,6 @@ impl Backend for Headless {
         false
     }
     fn describe(&self) -> String {
-        "headless in-process SolveCraft session".into()
+        "headless in-process SolidCraft session".into()
     }
 }

crates/mcp/src/server.rs

@@ -23,7 +23,7 @@ const RESOURCE_NOT_FOUND: i64 = -32002;
 /// Most messages in one JSON-RPC batch.
 const MAX_BATCH: usize = 1000;
 
-const INSTRUCTIONS: &str = "SolveCraft is a parametric 3D CAD app in the style of Autodesk Fusion. Units are millimetres \
+const INSTRUCTIONS: &str = "SolidCraft is a parametric 3D CAD app in the style of Autodesk Fusion. Units are millimetres \
 and degrees in expressions (internally radians), Z is up. Model like in Fusion: `sketch.create {plane: XY}`, draw \
 (`sketch.rectangle.two_point {p0, p1}`, `sketch.circle.center {center, radius}`, `sketch.line {points, closed}`), constrain \
 and dimension (`sketch.dimension {entities, value}`; values may name parameters), `sketch.finish`, then features \
@@ -133,7 +133,7 @@ impl Server {
                 Ok(json!({
                     "protocolVersion": version,
                     "capabilities": {"tools": {"listChanged": false}, "resources": {"listChanged": false}},
-                    "serverInfo": {"name": "solvecraft", "title": "SolveCraft", "version": env!("CARGO_PKG_VERSION")},
+                    "serverInfo": {"name": "solvecraft", "title": "SolidCraft", "version": env!("CARGO_PKG_VERSION")},
                     "instructions": format!("{INSTRUCTIONS} Backend: {}.", self.backend.describe()),
                 }))
             }