Initial commit

Base modular structure (phase space, Fermi function)
Initial .gitignore

beta_spectrum/__init__.py

@@ -0,0 +1,17 @@
+# beta_spectrum/__init__.py
+
+from .constants import ALPHA
+from .units import T_to_W, W_to_T
+
+from .components.phase_space import PhaseSpace
+from .components.fermi import FermiFunction
+
+__all__ = [
+    "ALPHA",
+    "T_to_W",
+    "W_to_T",
+    "PhaseSpace",
+    "FermiFunction",
+]
+
+__version__ = "0.1.0"