Change setuptools statement to find all packages and include the font files explicitly.

Closes #119

pyproject.toml

@@ -47,8 +47,12 @@ docs = [
     "myst-parser",
 ]
 
-[tool.setuptools]
-packages = ["plotid"]
+[tool.setuptools.packages.find]
+where = ["."]
+
+[tool.setuptools.package-data]
+"plotid.resources.OpenSans" = ["*.ttf","OFL.txt"]
+
 
 [tool.setuptools.dynamic]
 version = {attr = "plotid.__version__"}