wip: Update CD workflow to trigger on CI completion.

- Modified workflow to trigger on CI completion.
- Added conditional step based on workflow run success and event type.
- Included source change identification step using paths filter.

.github/workflows/cd.yaml

@@ -1,29 +1,42 @@
 name: CD
 
 on:
-  push:
-    branches:
-      - main
-      - develop
-      - feature/**
-      - release/**
-      - hotfix/**
-    paths:
-      - 'src/**'
-      - 'ES.FX.sln'
-      - 'Directory.Build.props'
+  workflow_run:
+    workflows: ["CI"]
+    types:
+      - completed
 
 jobs:
   deploy:
-    needs: build-and-test
+
     runs-on: ubuntu-latest
-
+    if: >
+      github.event.workflow_run.conclusion == 'success' && 
+      github.event.workflow_run.event == 'push' &&
+      (github.ref == 'refs/heads/main' ||
+      github.ref == 'refs/heads/develop' ||
+      startsWith(github.ref, 'refs/heads/feature/') ||
+      startsWith(github.ref, 'refs/heads/release/') ||
+      startsWith(github.ref, 'refs/heads/hotfix/'))
     steps:
       - name: checkout
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
+      - name: src - identify source changes
+        id: source-changed-filter
+        uses: dorny/paths-filter@v2
+        with:
+          base: ${{ github.ref }}
+          filters: |
+            src:
+              - 'src/**'
+            solution:
+              - 'ES.FX.sln'
+            build:
+              - 'Directory.Build.props'
+
       - name: build 
         uses: ./.github/actions/build
         with: