diff --git a/action.yml b/action.yml
index 3e8fe99..92534c9 100644
--- a/action.yml
+++ b/action.yml
@@ -1,5 +1,7 @@
 ---
 
+# TODO need strategy where to store defaults - which an be overriden by repo vars
+
 name: Github Release Information
 description: Fetch and convert data from github to use for a release trigger
 
@@ -30,7 +32,7 @@ outputs:
     value: ${{ steps.bump-increment.outputs.increment }}
   changelog-markdown:
     description: String containing full makrdown syntax for release changelog information
-    value: "Default Value"  # TODO changelog markdown string
+    value: ${{ steps.write-changelog.outputs.changelog }}
 
 runs:
   using: composite
@@ -69,4 +71,12 @@ runs:
         increment=$(python -c 'import fetch_github_data; print(fetch_github_data.get_version_increment())' "${{ inputs.repo }}" "${{ inputs.query_parameters }}" "${{ inputs.date }}")
         echo "increment=$increment" >> $GITHUB_OUTPUT
 
+    - name: Get bump increment
+      id: write-changelog
+      shell: bash
+      run: |
+        cd $GITHUB_ACTION_PATH
+        increment=$(python -c 'import fetch_github_data; print(fetch_github_data.prepare_changelog_markdown())' "${{ inputs.repo }}" "${{ inputs.query_parameters }}" "${{ inputs.date }}")
+        echo "changelog=$changelog" >> $GITHUB_OUTPUT
+
 ...
diff --git a/fetch_github_data.py b/fetch_github_data.py
index cadc47f..21823f6 100644
--- a/fetch_github_data.py
+++ b/fetch_github_data.py
@@ -66,22 +66,31 @@ def changelog_per_label(json_dict):
         if any(item in changelog_labels for item in labels):
             pass
 
-def prepare_changelog_markdown(collect_inputs, get_changelog):
-    pr_output_list = []
-    pr_output = {}
+def prepare_changelog_markdown():
+    repo_name, query_tags, latest_release_date = get_inputs()
+    pr_query = get_raw_output(repo_name=repo_name, query_tags=query_tags, latest_release_date=latest_release_date)
+   
+    minor_bump_label_list = get_repo_label(repo=repo_name, label_name="MINOR_BUMP_LABEL")
+    patch_bump_label_list = get_repo_label(repo=repo_name, label_name="PATCH_BUMP_LABEL")
+    
+    # ? should version bump labels also be filter for changelog ?
+    label_list = minor_bump_label_list + patch_bump_label_list
+    changelog = ""
+
+    for pr in pr_query:
+        # get all label names in a list
+        pr_label_list = [label["name"] for label in pr["labels"]]
+        fitlered_label = list(set(label_list).intersection(pr_label_list))[0]  # any(label in label_list for label in pr_label_list)
+
+        if fitlered_label:
+            change_list = get_changelog(pr_data=pr["body"], changelog_start="## Changes")
+            
+            changelog += f"## {fitlered_label.capitalize()}\n"
+            changelog += "".join([f"* {change}\n" for change in change_list])
+            changelog += "\n"
+
+    return changelog
 
-    for pr_data in collect_inputs():
-        labels = pr_data["labels"]
-        changelog_markdown = ""
-
-        changelog_markdown =+ f"## {labels}"
-        pr_output["title"] = pr_data["title"]
-        pr_output["label_name"] = [label["name"] for label in pr_data["labels"]]
-        pr_output["changelog"] = get_changelog(pr_data=pr_data["body"], changelog_start="## Changes")  # TODO udpate to "changelog"
-
-        pr_output_list.append(pr_output)
-
-    return pr_output_list
 
 def get_labels():
     github_data = get_raw_output(*get_inputs())
@@ -93,25 +102,23 @@ def get_labels():
 
     return json.dumps(list(labels))
 
-def get_version_increment():
-
-    repo_name, _, _ = get_inputs()
-
-    minor_bump_label= subprocess.run(
-        ["gh", "variable", "get", "MINOR_BUMP_LABEL", "--repo", repo_name],
+def get_repo_label(repo, label_name):
+   
+    label= subprocess.run(
+        ["gh", "variable", "get", label_name, "--repo", repo],
         capture_output=True,
         text=True,
         check=True
     )
-    minor_bump_label_list = minor_bump_label.stdout.strip().split(", " or ",")
 
-    patch_bump_label= subprocess.run(
-        ["gh", "variable", "get", "PATCH_BUMP_LABEL", "--repo", "ynput/ayon-addon-action-testing"],
-        capture_output=True,
-        text=True,
-        check=True
-    )
-    patch_bump_label_list = patch_bump_label.stdout.strip().split(", " or ",")
+    return label.stdout.strip().split(", " or ",")
+
+def get_version_increment():
+
+    repo_name, _, _ = get_inputs()
+
+    minor_bump_label_list = get_repo_label(repo=repo_name, label_name="MINOR_BUMP_LABEL")
+    patch_bump_label_list = get_repo_label(repo=repo_name, label_name="PATCH_BUMP_LABEL")
 
     for label in json.loads(get_labels()):
         if label.lower() in minor_bump_label_list: