diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b47cbc3..1ac29ec 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -39,6 +39,9 @@ jobs:
     needs:
         - make-release
 
+    env:
+      TARGET: real  # "test" for tests, "real" for production
+
     steps:
 
     - name: Checkout code
@@ -71,6 +74,22 @@ jobs:
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
+    - name: Build and publish rust crate dry-run
+      if: env.TARGET == 'test'
+      run: |
+        echo "${{ secrets.CRATESIO_KEY }}" | cargo login
+        cargo publish --allow-dirty --dry-run
+      env:
+        CRATESIO_KEY: ${{ secrets.CRATESIO_KEY }}
+
+    - name: Build and publish rust crate
+      if: env.TARGET == 'real'
+      run: |
+        echo "${{ secrets.CRATESIO_KEY }}" | cargo login
+        cargo publish --allow-dirty
+      env:
+        CRATESIO_KEY: ${{ secrets.CRATESIO_KEY }}
+
   build-python-wheels:
     name: Build Python Wheels
     strategy:
diff --git a/.gitignore b/.gitignore
index eafeb60..fa94bcf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,7 +5,9 @@ target/*
 dist/*
 .venv
 .pytest_cache
+.mypy_cache
 .vscode
+.env
 
 __pycache__
 
diff --git a/Cargo.toml b/Cargo.toml
index 34b73ee..6392908 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,19 @@
 [package]
 name = "ruststartracker"
 version = "0.2.4"
+description = "Lightweight Star Tracker"
+authors = ["Nicolas Tobler <nitobler@gmail.com>"]
+readme = "README.md"
 edition = "2021"
+license = "MIT"
+repository = "https://github.com/ntobler/ruststartracker"
+keywords = ["rust", "startracker", "star", "tracker", "astro", "photography"]
+include = [
+    "src/**",
+    "ruststartracker/*.csv",
+    "./Cargo.toml",
+    "./README.md",
+]
 
 [lib]
 name = "ruststartracker"
diff --git a/src/lib.rs b/src/lib.rs
index 004ffa7..8abffeb 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,7 +1,7 @@
 use numpy::{self, PyArrayMethods, PyUntypedArrayMethods, ToPyArray};
 use pyo3::prelude::*;
 use pyo3::types::PyAny;
-#[cfg(feature = "gaia")]
+#[cfg(any(feature = "gaia", feature = "hipparcos"))]
 use pyo3::types::PyType;
 use pyo3::{
     exceptions::PyRuntimeError, pyclass, pymethods, pymodule, types::PyModule, Bound, PyRef,