Add support for CSP_FRAME_SRC

Author: thibaudcolas

bakerydemo/settings/base.py

@@ -249,5 +249,7 @@
         CSP_BASE_URI = os.environ.get("CSP_BASE_URI").split(",")
     if "CSP_OBJECT_SRC" in os.environ:
         CSP_OBJECT_SRC = os.environ.get("CSP_OBJECT_SRC").split(",")
+    if "CSP_FRAME_SRC" in os.environ:
+        CSP_FRAME_SRC = os.environ.get("CSP_FRAME_SRC").split(",")
     if "CSP_REPORT_URI" in os.environ:
         CSP_REPORT_URI = os.environ.get("CSP_REPORT_URI")