Add to build.md and pixi.toml

BUILD.md

@@ -31,6 +31,12 @@ If you are using an Apple-silicon Mac (M1, M2), make sure `rustc -vV` outputs `h
 rustup set default-host aarch64-apple-darwin && rustup install 1.79.0
 ```
 
+## Validating your environment
+You can validate your environment is set up correctly by running:
+```sh
+pixi run check-env
+```
+
 
 ## Building and running the Viewer
 

pixi.toml

@@ -9,6 +9,11 @@
 #
 # https://prefix.dev/docs/pixi/overview
 
+# We currently assume pixi version 0.34.0
+# You can check that your environment is correct by running:
+# - python scripts/check_env.py
+# - pixi run check-env
+
 [project]
 name = "rerun"
 authors = ["rerun.io <[email protected]>"]
@@ -114,6 +119,9 @@ examples-pypi = ["examples-common", "python-pypi"]
 [tasks]
 # Note: extra CLI argument after `pixi run TASK` are passed to the task cmd.
 
+# Check that your environment is set up correctly
+check-env = "python scripts/check_env.py"
+
 # Run the codegen. Optionally pass `--profile` argument if you want.
 codegen = "cargo --quiet run --package re_types_builder -- "