changed to CHIPFLOW_BACKEND_GIT_SHA

Author: mooperd

chipflow_lib/steps/silicon.py

@@ -134,10 +134,9 @@ def submit(self, rtlil_path, *, dry_run=False):
         }
 
         # Check if BACKEND_SHA exists in the environment and add it to the data dictionary
-        backend_sha = os.environ.get("BACKEND_SHA")
+        backend_sha = os.environ.get("CHIPFLOW_BACKEND_GIT_SHA")
         if backend_sha:
-            data["backendSha"] = backend_sha
-
+            data["backend_sha"] = backend_sha
 
         pads = {}
         for iface, port in self.platform._ports.items():