Added modals for popups, and fixed root-level bug.

Backend/Core.py

@@ -47,6 +47,22 @@ def ResolvePath(RootName: str, RelativePath: str) -> Path:
     return Candidate
 
 
+def NormalizeRelativePath(BaseDirectory: str, RawPath: str) -> str:
+    Combined = f"{BaseDirectory}/{RawPath}" if BaseDirectory else RawPath
+    Parts: list[str] = []
+
+    for Part in Combined.split("/"):
+        if Part in ("", "."):
+            continue
+        if Part == "..":
+            if Parts:
+                Parts.pop()
+            continue
+        Parts.append(Part)
+
+    return "/".join(Parts)
+
+
 def IsInternalPath(EntryPath: Path) -> bool:
     SaraTagConfig = Config.get("SaraTag", {})