2025-08-03: checkpoint

Cargo.lock

@@ -1004,6 +1004,18 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a3d8a32ae18130a3c84dd492d4215c3d913c3b07c6b63c2eb3eb7ff1101ab7bf"
 
+[[package]]
+name = "enum_dispatch"
+version = "0.3.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aa18ce2bc66555b3218614519ac839ddb759a7d6720732f979ef8d13be147ecd"
+dependencies = [
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "enumflags2"
 version = "0.7.11"
@@ -1908,6 +1920,7 @@ dependencies = [
  "eframe",
  "egui",
  "egui_graphs",
+ "enum_dispatch",
  "geo",
  "itertools 0.14.0",
  "petgraph",