Revise BCH VMs and VMB tests, rewrite VMB test tooling for performance

.changeset/sixty-brooms-shout.md

@@ -0,0 +1,5 @@
+---
+'@bitauth/libauth': minor
+---
+
+Add combinatorial VMB test sets for arithmetic, hashing, and signature checking

.changeset/twelve-suns-protect.md

@@ -0,0 +1,5 @@
+---
+'@bitauth/libauth': patch
+---
+
+Refactor BCH VMs for correctness and clarity

.changeset/two-peas-give.md

@@ -0,0 +1,5 @@
+---
+'@bitauth/libauth': minor
+---
+
+Rewrite VMB test tooling for parallel and incremental generation, benchmarking

.cspell.json

@@ -178,6 +178,7 @@
     "TOALTSTACK",
     "tprv",
     "tpub",
+    "trxhzt",
     "tsdoc",
     "txid",
     "TXINPUTCOUNT",
@@ -221,7 +222,8 @@
     "tsconfig.json",
     "node_modules/**",
     "src/**/*.base64.ts",
-    "src/**/script_tests.json"
+    "src/**/script_tests.json",
+    "src/lib/vmb-tests/generated"
   ],
   "patterns": [
     {

.eslintrc

@@ -42,6 +42,22 @@
         "functional/immutable-data": "off",
         "functional/no-return-void": "off"
       }
+    },
+    {
+      "files": ["src/lib/vmb-tests/sources/**.ts"],
+      "rules": {
+        "import/no-default-export": "off",
+        "@typescript-eslint/naming-convention": "off",
+        "@typescript-eslint/no-magic-numbers": "off",
+        "@typescript-eslint/no-restricted-imports": [
+          "error",
+          {
+            "patterns": [
+              { "allowTypeImports": true, "group": ["../../lib.js"] }
+            ]
+          }
+        ]
+      }
     }
   ]
 }

.gitignore

@@ -11,6 +11,13 @@ report.*.json
 scratch
 gitignore.*
 *.cpuprofile
+.aidigestignore
+codebase.md
+src/lib/vmb-tests/export
+src/lib/vmb-tests/generated/.vmb-*
+src/lib/vmb-tests/generated/**/*bench.csv
+src/lib/vmb-tests/generated/bch_chip_*
+src/lib/vmb-tests/generated/bch_2026_*
 
 src/lib/bin/**/*.html
 src/lib/bin/**/*.js