fix: exclude test files from filesystem build

test files were being compiled into dist during build,
causing issues in docker environments. added exclude
pattern to tsconfig to skip __tests__ directory.

fixes #2928

src/filesystem/tsconfig.json

@@ -8,5 +8,10 @@
   },
   "include": [
     "./**/*.ts"
+  ],
+  "exclude": [
+    "**/__tests__/**",
+    "**/*.test.ts",
+    "**/*.spec.ts"
   ]
 }