refactor: update .gitignore to include package.json files and clean up prompt context parameters

Author: pelikhan

.gitignore

@@ -68,3 +68,5 @@ genaiscript*.tgz
 # START Ruler Generated Files
 .github/copilot-instructions.md
 # END Ruler Generated Files
+
+packages/*/src/package.json

packages/core/src/promptcontext.ts

@@ -379,7 +379,6 @@ export async function createPromptContext(
     system: () => {},
     env: undefined, // set later
     path,
-    fs: workspace,
     workspace,
     parsers,
     retrieval,

packages/core/src/promptdom.ts

@@ -940,6 +940,7 @@ async function resolvePromptNode(
 
         const resolvedArgs: Record<string, string | number | boolean> = {};
         for (const argkv of Object.entries(args || {})) {
+          // eslint-disable-next-line prefer-const
           let [argk, argv] = argkv;
           if (typeof argv === "function") argv = argv();
           resolvedArgs[argk] = await argv;