Merge pull request #24 from Gavant/bug/puppeteer-dev-dep

Puppeteer is a dev dep and cant be required

README.md

@@ -2,4 +2,10 @@
 
 Gavant package that handles requests to load an html page and return a pdf using s3.
 
+To run this package locally - `LOCAL_CHROME_PATH` must be provided in the command line i.e.
+
+```
+LOCAL_CHROME_PATH="/PATH_TO_ADDON/html-to-pdf/node_modules/puppeteer/.local-chromium/mac-1011831/chrome-mac/Chromium.app/Contents/MacOS/Chromium" yarn test
+```
+
 Releases are handled by `release-it` and changelog is automatically generated using `auto-changelog`.

src/services/pdf-generation.ts

@@ -1,4 +1,3 @@
-import { executablePath } from 'puppeteer';
 import puppeteer, { PDFOptions } from 'puppeteer-core';
 import report from 'puppeteer-report';
 
@@ -42,15 +41,18 @@ export default class PdfGenerationService {
     }
 
     async launchBrowser(pdfGenerationRequest: PdfGenerationRequest) {
-        const chromiumPath = process.env.IS_LOCAL ? executablePath() : await chromium.executablePath();
+        const chromiumPath = process.env.LOCAL_CHROME_PATH
+            ? process.env.LOCAL_CHROME_PATH
+            : await chromium.executablePath();
         const options = {
-            args: process.env.IS_LOCAL ? process.env.BROWSER_ARGS?.split(',') ?? ['--no-sandbox'] : chromium.args,
+            args: process.env.LOCAL_CHROME_PATH
+                ? process.env.BROWSER_ARGS?.split(',') ?? ['--no-sandbox']
+                : chromium.args,
             defaultViewport: chromium.defaultViewport,
             executablePath: chromiumPath,
             headless: chromium.headless as boolean,
             ...pdfGenerationRequest.browserOptions
         };
-
         return await puppeteer.launch(options);
     }
 }