Support engine execution for KCL commands

This is around 20x faster on large models.
Set ENGINE_EXECUTION to any nonempty string to activate.
Off by default.

Author: adamchalmers

Cargo.lock

@@ -13,6 +13,7 @@ members = ["cli-macro", "cli-macro-impl"]
 anyhow = { version = "1", features = ["backtrace"] }
 async-trait = "0.1.88"
 base64 = "0.22.1"
+camino = "1.2.4"
 chrono = { version = "0.4", default-features = false, features = ["serde"] }
 clap = { version = "4.6.1", features = [
   "cargo",
@@ -39,6 +40,7 @@ image = { version = "0.25", default-features = false, features = [
   "jpeg",
 ] }
 itertools = "0.15.0"
+kcl-error = "=0.2.167"
 kcl-lib = { version = "=0.2.167", features = ["disable-println"] }
 kcl-test-server = "=0.2.167"
 kittycad = { version = "0.4.12", features = [
@@ -47,7 +49,7 @@ kittycad = { version = "0.4.12", features = [
   "requests",
   "retry",
 ] }
-kittycad-modeling-cmds = { version = "0.2.208", features = [
+kittycad-modeling-cmds = { version = "0.2.209", features = [
   "websocket",
   "tabled",
 ] }
@@ -73,6 +75,7 @@ reqwest = { version = "0.12", default-features = false, features = [
   "deflate",
 ] }
 ring = "0.17.14"
+rmp-serde = "1"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 serde_yaml = "0.9"
@@ -121,5 +124,6 @@ incremental = true
 debug = 0
 
 [patch.crates-io]
-# kcl-lib = { git = "https://github.com/KittyCAD/modeling-app", branch = "main" }
-# kittycad-modeling-cmds = { git = "https://github.com/KittyCAD/modeling-api", branch = "achalmers/remove-cruft"}
+kcl-lib = { git = "https://github.com/KittyCAD/modeling-app", rev = "16dee6595e8585a4aeaddcde435cda2d85b489ed" }
+kcl-test-server = { git = "https://github.com/KittyCAD/modeling-app", rev = "16dee6595e8585a4aeaddcde435cda2d85b489ed" }
+kittycad-modeling-cmds = { git = "https://github.com/KittyCAD/modeling-api", branch = "main" }

Cargo.toml

@@ -0,0 +1,6 @@
+cargo build && \
+ZOO_API_TOKEN=foo ZOO_HOST=http://localhost:8080 \
+ time ./target/debug/zoo kcl snapshot \
+ --angle four-ways \
+ DOHC-VVT-Inline-4-Inspired-Internals render.png && \
+ open render.png