metadata for new service FG

Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: Eotvos, Oliver <oliver.eotvos@t-systems.com>
Co-committed-by: Eotvos, Oliver <oliver.eotvos@t-systems.com>

otc_metadata/data/services.yaml

@@ -580,6 +580,38 @@ documents:
     service_type: evs
     title: User Guide
     type: umn
+  - environment: internal
+    html_location: docs/fg/api-ref
+    link: /function-graph/api-ref/
+    pdf_name: fg-api-ref
+    rst_location: api-ref/source
+    service_type: fg
+    title: API Reference
+    type: api-ref
+  - environment: internal
+    html_location: docs/fg/umn
+    link: /function-graph/umn/
+    pdf_name: fg-umn
+    rst_location: umn/source
+    service_type: fg
+    title: User Guide
+    type: umn
+  - environment: internal
+    html_location: docs/fg/dev
+    link: /function-graph/dev-guide/
+    pdf_name: fg-dev-guide
+    rst_location: dev_guide/source
+    service_type: fg
+    title: Developer's Guide
+    type: dev
+  - environment: internal
+    html_location: docs/fg/best-practice
+    link: /function-graph/best-practice/
+    pdf_name: fg-best-practice
+    rst_location: best-practice/source
+    service_type: fg
+    title: Best Practice
+    type: best-practice
   - environment: internal
     hc_location: api/gaussdb
     html_location: docs/gaussdb_mysql/api-ref
@@ -1610,6 +1642,21 @@ services:
     teams:
       - name: docs-storage-rw
         permission: write
+  - repositories:
+      - environment: internal
+        repo: docs/function-graph
+        type: gitea
+      - environment: public
+        repo: opentelekomcloud-docs/function-graph
+        type: github
+    service_category: compute
+    service_title: FunctionGraph
+    service_type: fg
+    service_uri: function-graph
+    environment: internal
+    teams:
+      - name: docs-compute-rw
+        permission: write
   - repositories:
       - environment: internal
         repo: docs/gaussdb-mysql