chore: add changelog to release body

scripts/release-body.js

@@ -0,0 +1,23 @@
+const {execSync} = require('child_process')
+const path = require('path')
+const conventionalChangelog = path.join('node_modules', '.bin', 'conventional-changelog')
+
+// sometimes release-count 1 is empty
+let releaseChangelog = 
+  execSync(`${conventionalChangelog} --preset angular --release-count 1`).toString() || 
+  execSync(`${conventionalChangelog} --preset angular --release-count 2`).toString()
+
+// format
+releaseChangelog = releaseChangelog.trim().replace(/\n\n+/g, '\n\n')
+
+const releaseBody = `Progressive web app mirrors:
+- https://plebchan.eth.limo
+- https://plebchan.eth.link
+- https://cloudflare-ipfs.com/ipns/plebchan.eth (insecure, no subdomain isolation)
+
+CLI client:
+- https://github.com/plebbit/plebbit-cli/releases/latest
+
+${releaseChangelog}`
+
+console.log(releaseBody)