add changelog

Author: ChristopherBiscardi

CHANGELOG.md

@@ -0,0 +1,3 @@
+- Netlify changed their handling of functions, specifically around \_\_dirname.
+  ## Files affected:
+  - ./functions/gen-opengraph-image/gen-opengraph-image.js

functions/gen-opengraph-image/gen-opengraph-image.js

@@ -1,6 +1,6 @@
 const playwright = require("playwright-aws-lambda");
 const fs = require("fs");
-const script = fs.readFileSync("./image.js", "utf-8");
+const script = fs.readFileSync(path.resolve(__dirname, "image.js"), "utf-8");
 
 exports.handler = async function(event, ctx) {
   const browser = await playwright.launchChromium();