Ensure that juliapkg.json is installed

Dockerfile

@@ -25,7 +25,6 @@ RUN pip3 install --no-cache-dir -r /pysr/requirements.txt
 # We do a minimal copy so it doesn't need to rerun at every file change:
 ADD ./pyproject.toml /pysr/pyproject.toml
 ADD ./setup.py /pysr/setup.py
-ADD ./juliapkg.json /pysr/juliapkg.json
 ADD ./pysr /pysr/pysr
 RUN pip3 install --no-cache-dir -e .
 

pyproject.toml

@@ -20,9 +20,9 @@ classifiers = [
 dynamic = ["dependencies"]
 
 [tool.setuptools]
-packages = ["pysr"]
+packages = ["pysr", "pysr._cli", "pysr.test"]
 include-package-data = false
-package-data = {pysr = ["../datasets/*"]}
+package-data = {pysr = ["juliapkg.json"]}
 
 [tool.setuptools.dynamic]
 dependencies = {file = "requirements.txt"}