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Migrate to Langchain v1.0.0 #106

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Migrate to Langchain v1.0.0 #106

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2d74e08
Initial plan
Copilot Oct 25, 2025
4d116cf
feat: Migrate to Langchain v1.0.0
Copilot Oct 25, 2025
f51fbce
fix: Stub Node.js built-in modules instead of marking as external
Copilot Nov 1, 2025
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16 changes: 9 additions & 7 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -44,13 +44,15 @@
},
"type": "module",
"dependencies": {
"@langchain/anthropic": "^0.3.25",
"@langchain/community": "^0.3.49",
"@langchain/google-genai": "^0.2.16",
"@langchain/mistralai": "^0.2.1",
"@langchain/ollama": "^0.2.3",
"@langchain/openai": "^0.6.3",
"langchain": "^0.3.30",
"@langchain/anthropic": "^1.0.0",
"@langchain/classic": "^1.0.0",
"@langchain/community": "^1.0.0",
"@langchain/core": "^1.0.1",
"@langchain/google-genai": "^1.0.0",
"@langchain/mistralai": "^1.0.0",
"@langchain/ollama": "^1.0.0",
"@langchain/openai": "^1.0.0",
"langchain": "^1.0.1",
"uuid": "^13.0.0"
},
"peerDependencies": {
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2 changes: 1 addition & 1 deletion src/docFillerCore/engines/gptEngine.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
import { ChatAnthropic } from '@langchain/anthropic';
import { DatetimeOutputParser } from '@langchain/classic/output_parsers';
import { ChromeAI } from '@langchain/community/experimental/llms/chrome_ai';
import {
StringOutputParser,
Expand All @@ -24,7 +25,6 @@ import {
getSelectedProfileKey,
loadProfiles,
} from '@utils/storage/profiles/profileManager';
import { DatetimeOutputParser } from 'langchain/output_parsers';
import { z } from 'zod';
import browser from 'webextension-polyfill';

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26 changes: 26 additions & 0 deletions tools/builder.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,28 @@ import copyContents from './copier';
import entryPoints from './entrypoints';
import { writeManifest } from './manifestWriter';

// Plugin to stub Node.js built-in modules for browser builds
const nodeBuiltinsPlugin: esbuild.Plugin = {
name: 'node-builtins',
setup(build) {
// Stub out node:* imports
build.onResolve({ filter: /^node:/ }, (args) => {
return {
path: args.path,
namespace: 'node-builtins-stub',
};
});

build.onLoad({ filter: /.*/, namespace: 'node-builtins-stub' }, () => {
return {
contents:
'export default {}; export const createRequire = () => () => {};',
loader: 'js',
};
});
},
};

const cleanBuildFolder = async () => {
try {
await fs.remove('./build');
Expand All @@ -25,6 +47,8 @@ const build = async (watch: boolean) => {
bundle: true,
// minify: true,
outdir: './build/src',
platform: 'browser',
plugins: [nodeBuiltinsPlugin],
});
await buildContext.watch();
} else {
Expand All @@ -33,6 +57,8 @@ const build = async (watch: boolean) => {
bundle: true,
// minify: true,
outdir: './build/src',
platform: 'browser',
plugins: [nodeBuiltinsPlugin],
});

if (buildStatus.errors.length > 0) {
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