Merged in feature/common-metrics (pull request #73)

Add common metrics

* add common metrics

and sample for using

* updates

* attempt integration

* wip

* working

stubs generate

* docs

* comments

* Merge branch 'main' of bitbucket.org:aarete/query-orchestration into feature/common-metrics

* runner metrics all

* exclude generated

from the coverage

* fix lint

* refactor metrics

* change .gen filename

* new gen

* Merge branch 'main' of bitbucket.org:aarete/query-orchestration into feature/common-metrics

* docs

* main merge

* refactor

* add to generate

* merge main

scripts/tests.yml

@@ -9,6 +9,8 @@ vars:
   API: "./api/..."
   PKG: "./pkg/..."
   CMD: "./cmd/..."
+  # yamllint disable-line rule:line-length
+  EXCLUDED_FILES: ".gen.go|internal/serviceconfig/observability/prometheus/generator/main.go"
 
 tasks:
   mocks:generate:
@@ -46,7 +48,9 @@ tasks:
       TMP_FILE: "{{.OUT_DIR}}/coverage.tmp"
       FILTER_COVERAGE_FILE: "{{.OUT_DIR}}/filtered_coverage.out"
     cmds:
-      - grep -v ".gen.go" {{.COVERAGE_FILE}} > {{.FILTER_COVERAGE_FILE}}
+      - |
+        grep -v -E "{{.EXCLUDED_FILES}}" {{.COVERAGE_FILE}} \
+        > {{.FILTER_COVERAGE_FILE}}
       - go tool cover -func={{.FILTER_COVERAGE_FILE}} > {{.TMP_FILE}}
       - |
         COVERAGE=$(grep total: {{.TMP_FILE}} \