Added fortran compilation instruction

pyproject.toml

@@ -24,6 +24,9 @@ yapf = ">= 0.29"
 isort = "5.*"
 pytest = "^7.1"
 
+[tool.poetry.scripts]
+compile-fortran = "compile_fortran:compile_fortran"
+
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"