Try this

.github/workflows/main.yml

@@ -40,3 +40,11 @@ jobs:
         AWS_ACCESS_KEY_ID: ${{ secrets.SPACES_ACCESS_KEY_ID }}
         AWS_SECRET_ACCESS_KEY: ${{ secrets.SPACES_SECRET_ACCESS_KEY }}
         AWS_DEFAULT_REGION: ${{ secrets.SPACES_REGION }}
+
+    - name: Leave a comment
+      run: node ./build/createGithubComment.js
+      env:
+        COMMIT_SHA: ${{ github.sha }}
+        GITHUB_ACCESS_TOKEN: ${{ secrets.GITHUB_ACCESS_TOKEN }}
+        SPACES_REGION: ${{ secrets.SPACES_REGION }}
+        SPACES_BUCKET: ${{ secrets.SPACES_BUCKET }}

build/createGithubComment.js

@@ -0,0 +1,21 @@
+const fetch = require("node-fetch")
+
+const url = `https://${process.env.SPACES_BUCKET}.${process.env.SPACES_REGION}.digitaloceanspaces.com/${process.env.COMMIT_SHA}`
+
+const comment = `This commit has been deployed to DigitalOcean Spaces for easy viewing. ([DNS Tool](${url}/dns-tool/index.html), [SPF Explainer](${url}/spf-explainer/index.html))`
+
+fetch(
+    `https://api.github.com/repos/do-community/dns-tool/commits/${process.env.COMMIT_SHA}/comments`,
+    {
+        method: "POST",
+        body: JSON.stringify({
+            body: comment,
+        }),
+        headers: {
+            Accept: "application/vnd.github.v3+json",
+            Authorization: `Basic JakeMakesStuff:${(new Buffer(process.env.GITHUB_ACCESS_TOKEN)).toString("base64")}`,
+        }
+    },
+).then(x => {
+    if (!x.ok) throw x
+}).catch(e => { throw e })