Add catalog-info.yaml for dev portal (#229)

Author: rjgildea

catalog-info.yaml

@@ -0,0 +1,20 @@
+apiVersion: backstage.io/v1alpha1
+kind: Component
+metadata:
+  name: zocalo
+  title: Zocalo
+  description: >
+    Infrastructure components for automated data processing via a messaging
+    framework.
+  annotations:
+    github.com/project-slug: DiamondLightSource/python-zocalo
+    diamond.ac.uk/viewdocs-url: https://zocalo.readthedocs.io
+  tags:
+    - python
+spec:
+  type: library
+  lifecycle: production
+  owner: group:data-analysis
+dependsOn:
+  - resource:zocalo-rabbitmq
+  - component:workflows