fix: pixi-build-testsuite workflow (#442)

* fix: pixi-build-testsuite workflow

On my machine™:

Unchanged 5s -> 1s
Adding empty line 36s -> 5s

* hard-code channel output dir

Author: remimimimimi

pixi.toml

@@ -81,9 +81,59 @@ depends-on = [
 ]
 args = ["recipe", { arg = "target_platform", default = "" }]
 
+[feature.build.tasks.rm-rust-backend-package]
+cmd = "rm -rf artifacts-channel/*/pixi-build-rust*.conda || true"
+inputs = [
+  "crates/pixi-build-rust/src/*.rs",
+  "crates/pixi-build-rust/Cargo.toml",
+]
+
+[feature.build.tasks.rm-rattler-build-backend-package]
+cmd = "rm -rf artifacts-channel/*/pixi-build-rattler-build*.conda || true"
+inputs = [
+  "crates/pixi-build-rattler-build/src/*.rs",
+  "crates/pixi-build-rattler-build/Cargo.toml",
+]
+
+[feature.build.tasks.rm-python-backend-package]
+cmd = "rm -rf artifacts-channel/*/pixi-build-python*.conda || true"
+inputs = [
+  "crates/pixi-build-python/src/*.rs",
+  "crates/pixi-build-python/Cargo.toml",
+]
+
+[feature.build.tasks.rm-mojo-backend-package]
+cmd = "rm -rf artifacts-channel/*/pixi-build-mojo*.conda || true"
+inputs = [
+  "crates/pixi-build-mojo/src/*.rs",
+  "crates/pixi-build-mojo/Cargo.toml",
+]
+
+[feature.build.tasks.rm-cmake-backend-package]
+cmd = "rm -rf artifacts-channel/*/pixi-build-cmake*.conda || true"
+inputs = [
+  "crates/pixi-build-cmake/src/*.rs",
+  "crates/pixi-build-cmake/Cargo.toml",
+]
+
+[feature.build.tasks.rm-ros-backend-package]
+cmd = "rm -rf artifacts-channel/*/pixi-build-ros*.conda || true"
+inputs = [
+  "backends/pixi-build-ros/**/*.py",
+  "backends/pixi-build-ros/pyproject.toml",
+  "backends/pixi-build-ros/templates/*",
+]
+
 [feature.build.tasks.build-testsuite-backends]
-cmd = "rattler-build build --experimental --no-build-id --recipe recipe/testsuite-backends --variant-config recipe/variants.yaml --output-dir {{ output_dir }}"
-args = [{ arg = "output_dir", default = "artifacts-channel" }]
+depends-on = [
+  "rm-rust-backend-package",
+  "rm-rattler-build-backend-package",
+  "rm-python-backend-package",
+  "rm-mojo-backend-package",
+  "rm-cmake-backend-package",
+  "rm-ros-backend-package",
+]
+cmd = "rattler-build build --experimental --no-build-id --skip-existing --recipe recipe/testsuite-backends --variant-config recipe/variants.yaml --output-dir artifacts-channel"
 inputs = [
   "recipe/testsuite-backends/recipe.yaml",
   "recipe/variants.yaml",
@@ -93,54 +143,24 @@ inputs = [
   "backends/pixi-build-ros/pyproject.toml",
   "backends/pixi-build-ros/templates/*",
 ]
-outputs = ["{{ output_dir }}"]
+outputs = ["artifacts-channel"]
 
 [feature.build.tasks.clean-backends-build-outputs]
-depends-on = [
-  { task = "build-testsuite-backends", args = [
-    "{{ output_dir }}",
-  ] },
-]
-args = [{ arg = "output_dir", default = "artifacts-channel" }]
-cmd = "python scripts/clean-outputs.py {{ output_dir }}"
+depends-on = ["build-testsuite-backends"]
+cmd = "python scripts/clean-outputs.py artifacts-channel"
 
 [feature.build.tasks.index-testsuite-channel]
-depends-on = [
-  { task = "build-testsuite-backends", args = [
-    "{{ channel_dir }}",
-  ] },
-]
-args = [{ arg = "channel_dir", default = "artifacts-channel" }]
-cmd = "rattler-index fs --force --write-shards false --write-zst false {{ channel_dir }}"
+depends-on = ["build-testsuite-backends"]
+cmd = "rattler-index fs --force --write-shards false --write-zst false artifacts-channel"
 
 [feature.build.tasks.rm-build]
-cmd = "rm -rf {{ channel_dir }}/bld"
-args = [{ arg = "channel_dir", default = "artifacts-channel" }]
+cmd = "rm -rf artifacts-channel/bld"
 
 [feature.build.tasks.create-channel]
-depends-on = [
-  { task = "rm-build", args = [
-    "{{ channel_dir }}",
-  ] },
-  { task = "build-testsuite-backends", args = [
-    "{{ channel_dir }}",
-  ] },
-  { task = "index-testsuite-channel", args = [
-    "{{ channel_dir }}",
-  ] },
-]
-args = [{ arg = "channel_dir", default = "artifacts-channel" }]
+depends-on = ["rm-build", "build-testsuite-backends", "index-testsuite-channel"]
 
 [feature.build.tasks.create-testsuite-channel]
-depends-on = [
-  { task = "create-channel", args = [
-    "{{ channel_dir }}",
-  ] },
-  { task = "clean-backends-build-outputs", args = [
-    "{{ channel_dir }}",
-  ] },
-]
-args = [{ arg = "channel_dir", default = "artifacts-channel" }]
+depends-on = ["create-channel", "clean-backends-build-outputs"]
 
 [feature.build.activation.env]
 RUSTC_WRAPPER = "sccache"