Adding drs-echo

workflows/tool.echo/drs-echo.cwl

+cwlVersion: v1.0
+class: CommandLineTool
+baseCommand: cat
+
+inputs:
+  - id: input
+    type: File
+    inputBinding:
+      position: 1
+outputs:
+  output_file:
+    type: File
+    outputBinding:
+      glob: echo_output.txt
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