ITT-537: Add release automation workflows

.github/workflows/gh_release.yml

@@ -0,0 +1,16 @@
+name: Github Release
+
+on:
+    workflow_dispatch:
+    push:
+      branches:
+        - main
+
+jobs:
+  gh_release:
+    permissions:
+      contents: write
+    uses: Adyen/adyen-dotnet-api-library/.github/workflows/lib-gh-release.yml@develop
+    with:
+      project-name: PHP
+    secrets: inherit

.github/workflows/release_request.yml

@@ -0,0 +1,15 @@
+name: Release request
+
+on:
+    workflow_dispatch:
+    push:
+      branches:
+        - develop
+
+jobs:
+  release:
+    permissions:
+      contents: write
+      pull-requests: write
+    uses: Adyen/adyen-dotnet-api-library/.github/workflows/lib-release.yml@develop
+    secrets: inherit

Makefile

@@ -124,4 +124,12 @@ clean:
 	git clean -f -d $(models)
 
 
-.PHONY: templates models $(services)
+## Releases
+
+version:
+	perl -lne 'print "currentVersion=$$1" if /LIB_VERSION = "(.+)";/' < src/Adyen/Client.php >> "$$GITHUB_OUTPUT"
+
+bump:
+	perl -i -pe 's/$$ENV{"CURRENT_VERSION"}/$$ENV{"NEXT_VERSION"}/' src/Adyen/Client.php
+
+.PHONY: templates models $(services) version bump