Modifications following testing of the UI

.gitignore

@@ -0,0 +1 @@
+__pycache__

UI/backend/json_error_to_english.py

@@ -1,8 +1,8 @@
 import re
 
 # ---------------------------------------------------------------------------
-# Human‑friendly explanations for common JSON parsing errors.
-# These map fragments of pyjson5 error messages to clearer descriptions.
+# Human-friendly explanations for common JSON parsing errors.
+# These map fragments of json5 error messages to clearer descriptions.
 # ---------------------------------------------------------------------------
 ERROR_EXPLANATIONS = {
     "identifierstart": "Invalid start of identifier: object keys must begin with a quote `\"`.",
@@ -25,12 +25,12 @@
 
 def _friendly_message(msg: str) -> str:
     """
-    Convert a raw pyjson5 error message into a more readable explanation.
+    Convert a raw json5 error message into a more readable explanation.
 
     Parameters
     ----------
     msg : str
-        The raw error message from pyjson5.
+        The raw error message from json5.
 
     Returns
     -------
@@ -64,7 +64,7 @@ def pretty_json_error(input_string: str, error: Exception):
     input_string : str
         The original JSON text the user attempted to parse.
     error : Exception
-        The exception raised by pyjson5.
+        The exception raised by json5.
 
     Returns
     -------
@@ -75,7 +75,7 @@ def pretty_json_error(input_string: str, error: Exception):
 
     # -----------------------------------------------------------------------
     # Extract character position from the exception.
-    # pyjson5 sometimes exposes `.pos`, but not always, so we fall back to
+    # json5 sometimes exposes `.pos`, but not always, so we fall back to
     # regex extraction from the message.
     # -----------------------------------------------------------------------
     pos = getattr(error, "pos", None)

UI/backend/json_validators.py

@@ -1,5 +1,5 @@
 from fastapi import APIRouter
-import pyjson5
+import json5
 from pydantic import BaseModel
 from .json_error_to_english import pretty_json_error
 
@@ -24,7 +24,7 @@ def room(payload: InputModel):
     Validate room JSON submitted by the frontend.
 
     This endpoint performs two layers of validation:
-      1. Parse the input using pyjson5 (allows comments, trailing commas, etc.)
+      1. Parse the input using json5 (allows comments, trailing commas, etc.)
 
     Returns
     -------
@@ -36,7 +36,7 @@ def room(payload: InputModel):
 
     # Step 1: JSON parsing (with helpful error messages)
     try:
-        data = pyjson5.loads(input_string)
+        data = json5.loads(input_string)
         return {"success": True}
     except Exception as e:
         return {
@@ -45,14 +45,13 @@ def room(payload: InputModel):
         }
 
 
-
 @router.post("/wind")
 def wind(payload: InputModel):
     """
     Validate wind JSON submitted by the frontend.
 
     Follows the same two‑stage validation process as /room:
-      1. Parse JSON using pyjson5
+      1. Parse JSON using json5
 
     Returns
     -------
@@ -64,11 +63,10 @@ def wind(payload: InputModel):
 
     # Step 1: JSON parsing
     try:
-        data = pyjson5.loads(input_string)
+        data = json5.loads(input_string)
         return {"success": True}
     except Exception as e:
         return {
             "success": False,
             "message": pretty_json_error(input_string, e)
         }
-

UI/backend/transport_paths_plotting.py

@@ -15,8 +15,6 @@ class InputModel(BaseModel):
     apertures: List[InputAperture]
 
 
-
-
 @router.post("/paths")
 def paths(payload: InputModel):
     """