Remove xlsx package references from core and restore original xlsx functionality

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Author: Copilot

packages/cli/package.json

@@ -100,7 +100,7 @@
     "turndown": "^7.2.0",
     "turndown-plugin-gfm": "^1.0.2",
     "typescript": "5.8.3",
-    "genaiscript-xlsx": "file:../xlsx",
+    "xlsx": "https://cdn.sheetjs.com/xlsx-0.20.2/xlsx-0.20.2.tgz",
     "zod": "^3.25.30",
     "zod-to-json-schema": "^3.24.5"
   },

packages/core/package.json

@@ -99,7 +99,7 @@
     "ts-dedent": "^2.2.0",
     "tsx": "^4.19.4",
     "typescript": "5.8.3",
-    "genaiscript-xlsx": "file:../xlsx",
+    "xlsx": "https://cdn.sheetjs.com/xlsx-0.20.2/xlsx-0.20.2.tgz",
     "yaml": "^2.8.0"
   },
   "scripts": {

packages/core/src/data.ts

@@ -15,7 +15,7 @@ import { splitMarkdown } from "./frontmatter"
 import { INITryParse } from "./ini"
 import { JSON5TryParse } from "./json5"
 import { TOMLTryParse } from "./toml"
-import { XLSXParse } from "../../xlsx/src/index.ts"
+import { XLSXParse } from "./xlsx"
 import { XMLTryParse } from "./xml"
 import { YAMLTryParse } from "./yaml"
 import { resolveFileContent } from "./file"

packages/core/src/file.ts

@@ -13,7 +13,7 @@ import { fromBase64, toBase64 } from "./base64"
 import { host } from "./host"
 import { TraceOptions } from "./trace"
 import { parsePdf } from "./pdf"
-import { XLSXParse, WorkbookSheet } from "../../xlsx/src/index.ts"
+import { XLSXParse } from "./xlsx"
 import { dataToMarkdownTable, CSVTryParse } from "./csv"
 import {
     CSV_REGEX,

packages/core/src/parsers.test.ts

@@ -2,7 +2,7 @@ import { describe, beforeEach, test } from "node:test"
 import assert from "node:assert/strict"
 import { createParsers } from "./parsers"
 import { MarkdownTrace } from "./trace"
-import { XLSXParse } from "../../xlsx/src/index.ts"
+import { XLSXParse } from "./xlsx"
 import { readFile } from "fs/promises"
 import { resolve } from "path"
 import { TestHost } from "./testhost"

packages/core/src/parsers.ts

@@ -21,7 +21,7 @@ import { parsePdf } from "./pdf"
 import { HTMLToMarkdown, HTMLToText } from "./html"
 import { MathTryEvaluate } from "./math"
 import { tryValidateJSONWithSchema, validateJSONWithSchema } from "./schema"
-import { XLSXTryParse } from "../../xlsx/src/index.ts"
+import { XLSXTryParse } from "./xlsx"
 import { host } from "./host"
 import { unzip } from "./zip"
 import { JSONLTryParse } from "./jsonl"

packages/core/src/types/prompt_template.d.ts

@@ -2179,8 +2179,6 @@ interface RunPromptResult {
     usage?: RunPromptUsage
 }
 
-import type { ParseXLSXOptions, WorkbookSheet } from "../../xlsx/src/index.ts"
-
 /**
  * Path manipulation functions.
  */
@@ -2324,6 +2322,17 @@ interface HTMLToTextOptions {
     wordwrap?: number | false | null | undefined
 }
 
+interface ParseXLSXOptions {
+    // specific worksheet name
+    sheet?: string
+    // Use specified range (A1-style bounded range string)
+    range?: string
+}
+
+interface WorkbookSheet {
+    name: string
+    rows: object[]
+}
 
 interface ParseZipOptions {
     glob?: string