fix #23 - regex to take last changelog part does not work

.gitignore

@@ -27,3 +27,4 @@ bin
 public
 dcd
 d-scanner
+extract_last_changelog_part

setup/build-release.sh

@@ -102,7 +102,8 @@ if [ ! -z "$GITLAB_CI" ]; then
     ZP2_NAME="dexed.$ver.linux64.zip"
 
     # read the log
-    LOG=$(grep -Poz "##[\s\S]*?(?=# v)" ../CHANGELOG.md) # capture all starting from "##" and until "# v"
+    ldc2 extract_last_changelog_part.d
+    LOG=$(./extract_last_changelog_part)
     LOG=$(echo "$LOG" | sed -z 's/\n/\\n/g' | sed -z 's/\"/\\"/g')
 
     ASSET_RPM='{ "name" : "'$RPM_NAME'" , "url" : "'$LNK_BASE$RPM_NAME'" , "filepath" : "/binaries/'$RPM_NAME'" }'

setup/extract_last_changelog_part.d

@@ -0,0 +1,15 @@
+module extract_last_changelog_part;
+
+void main()
+{
+    import std.regex    : matchFirst;
+    import std.file     : readText;
+    import std.stdio    : write;
+    import std.string   : strip;
+
+    readText("../CHANGELOG.md")
+        .matchFirst(`##[\s\S]*?(?=# v)`)
+        .front
+        .strip
+        .write;
+}