fix typo in CONTRIBUTING, add output struct back in

CONTRIBUTING.md

@@ -1,6 +1,6 @@
 # Adding a new modeling command
 
- - In `each_command.rs` add your new `struct MyNewCommand` with one field for each parameter the command has.
+ - In `each_cmd.rs` add your new `struct MyNewCommand` with one field for each parameter the command has.
  - In `def_enum.rs` add a new variant of `ModelingCmd` with your type, e.g. `MyNewCommand(MyNewCommand)`.
  - If your command responds with data:
    - In `output.rs`, add a `struct MyNewCommand` following the existing examples.

modeling-cmds/src/output.rs

@@ -8,7 +8,7 @@ use crate::{
     id::ModelingCmdId,
     shared::{CurveType, EntityType, ExportFile, PathCommand, Point2d, Point3d},
     traits::ModelingCmdOutput,
-    units, EntityLinearPattern,
+    units,
 };
 
 /// The response from the `Export` endpoint.
@@ -256,6 +256,13 @@ pub struct EntityGetDistance {
     pub max_distance: f64,
 }
 
+/// The response from the `EntityLinearPattern` command.
+#[derive(Debug, Serialize, Deserialize, JsonSchema)]
+pub struct EntityLinearPattern {
+    /// The UUIDs of the entities that were created.
+    pub entity_ids: Vec<Uuid>,
+}
+
 impl ModelingCmdOutput for Export {}
 impl ModelingCmdOutput for SelectWithPoint {}
 impl ModelingCmdOutput for HighlightSetEntity {}