chore: add generated release notes (#33)

Author: dsherret

Diff for: .github/workflows/ci.yml

@@ -229,6 +229,8 @@ jobs:
         run: 'echo "::set-output name=CHECKSUM::$(shasum -a 256 plugin.json | awk ''{print $1}'')"'
       - name: Update Config Schema Version
         run: 'sed -i ''s/exec\/0.0.0/exec\/${{ steps.get_tag_version.outputs.TAG_VERSION }}/'' deployment/schema.json'
+      - name: Create release notes
+        run: deno run -A ./scripts/generate_release_notes.ts ${{ steps.get_tag_version.outputs.TAG_VERSION }} ${{ steps.get_plugin_file_checksum.outputs.CHECKSUM }} > ${{ github.workspace }}-CHANGELOG.txt
       - name: Release
         uses: softprops/action-gh-release@v1
         env:
@@ -244,23 +246,5 @@ jobs:
             dprint-plugin-exec-aarch64-unknown-linux-musl.zip
             plugin.json
             deployment/schema.json
-          body: |-
-            ## Install
-
-            Dependencies:
-
-            - Install dprint's CLI >= 0.40.0
-
-            In a dprint configuration file:
-
-            1. Specify the plugin url and checksum in the `"plugins"` array or run `dprint config add exec`:
-               ```jsonc
-               {
-                 // etc...
-                 "plugins": [
-                   "https://plugins.dprint.dev/exec-${{ steps.get_tag_version.outputs.TAG_VERSION }}.json@${{ steps.get_plugin_file_checksum.outputs.CHECKSUM }}"
-                 ]
-               }
-               ```
-            2. Follow the configuration setup instructions found at https://github.com/dprint/dprint-plugin-exec#configuration
+          body_path: ${{ github.workspace }}-CHANGELOG.txt
           draft: false

Diff for: scripts/generate_release_notes.ts

@@ -0,0 +1,32 @@
+import { generateChangeLog } from "https://raw.githubusercontent.com/dprint/automation/0.9.0/changelog.ts";
+
+const version = Deno.args[0];
+const checksum = Deno.args[1];
+const changelog = await generateChangeLog({
+  versionTo: version,
+});
+const text = `## Changes
+
+${changelog}
+
+## Install
+
+Dependencies:
+
+- Install dprint's CLI >= 0.40.0
+
+In a dprint configuration file:
+
+1. Specify the plugin url and checksum in the \`"plugins"\` array or run \`dprint config add exec\`:
+    \`\`\`jsonc
+    {
+      // etc...
+      "plugins": [
+        "https://plugins.dprint.dev/exec-${version}.json@${checksum}"
+      ]
+    }
+    \`\`\`
+2. Follow the configuration setup instructions found at https://github.com/dprint/dprint-plugin-exec#configuration
+`;
+
+console.log(text);