chore: Move from bin to scripts.

scripts/fixCSpell.ts

@@ -0,0 +1,24 @@
+/**
+ * Sorts all the `words` in the cSpell.json file.
+ *
+ * Run from the same folder as the `cSpell.json` file
+ * (i.e. the root of the Mermaid project).
+ */
+
+import { readFileSync, writeFileSync } from 'node:fs';
+import prettier from 'prettier';
+
+const filepath = './cSpell.json';
+const cSpell: { words: string[] } = JSON.parse(readFileSync(filepath, 'utf8'));
+
+cSpell.words = [...new Set(cSpell.words.map((word) => word.toLowerCase()))];
+cSpell.words.sort((a, b) => a.localeCompare(b));
+
+const prettierConfig = prettier.resolveConfig.sync(filepath) ?? {};
+writeFileSync(
+  filepath,
+  prettier.format(JSON.stringify(cSpell), {
+    ...prettierConfig,
+    filepath,
+  })
+);