Adding changelog generation

Author: alexejk

.github/workflows/release.yml

@@ -17,9 +17,15 @@ jobs:
         run: |
           make build-in-docker
 
-      - name: Release
+      - name: Generate Changelog
+        run: |
+          VERSION=$(hack/version.sh)
+          hack/changelog.sh $VERSION > build/${{ github.workflow }}-CHANGELOG.md
+
+      - name: Create GitHub Release
         uses: softprops/action-gh-release@v1
         with:
+          body_path: build/${{ github.workflow }}-CHANGELOG.md
           files: build/portal-*.tar.gz
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

CHANGELOG.md

@@ -0,0 +1,8 @@
+## (unreleased)
+
+_TBD_
+
+## 0.0.1
+
+Initial release with support for basic connections and tunneling operations.
+

hack/changelog.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+MARKER_PREFIX="##"
+VERSION=$(echo "$1" | sed 's/^v//g')
+
+IFS=''
+found=0
+
+cat  CHANGELOG.md | while read "line"; do
+
+    # If not found and matching heading
+    if [ $found -eq 0 ] && echo "$line" | grep -q "^$MARKER_PREFIX $VERSION$"; then
+        found=1
+        continue
+    fi
+
+    # If needed version if found, and reaching next delimter - stop
+    if [ $found -eq 1 ] && echo "$line" | grep -q -E "^$MARKER_PREFIX [[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+"; then
+        found=0
+        break
+    fi
+
+    # Keep printing out lines as no other version delimiter found
+    if [ $found -eq 1 ]; then
+        echo "$line"
+    fi
+
+done