added merge pdfs, fixed jpgstopdf arg issues,

sample_tests/sample_test.yaml

@@ -0,0 +1,18 @@
+
+name: Sample Project
+description: This is a sample YAML file to test the YAML to Markdown conversion script.
+version: 1.0.0
+authors:
+  - name: John Doe
+    email: john.doe@example.com
+  - name: Jane Smith
+    email: jane.smith@example.com
+dependencies:
+  - package: pandas
+    version: "1.3.0"
+  - package: numpy
+    version: "1.21.0"
+features:
+  - Supports YAML to Markdown conversion
+  - Handles nested dictionaries and lists
+  - Easy to use