ROX-31635: Remove observatorium metrics federation (#2484)

* ROX-31635: Add design proposal for removing observatorium metrics
federation.:

* ROX-31635: Remove Observatorium metrics federation

* ROX-31635: Fix pre-commit and remove excessive doc files (#2646)

---------

Co-authored-by: Yury Kovalev <8366110+kovayur@users.noreply.github.com>

Author: ebensh

.design-proposals/remove-dead-code-sentry.md

@@ -89,3 +89,6 @@ reports/
 .envrc
 e2e-report.json
 cover.profile
+
+# AI local configuration
+.claude/settings.local.json

.gitignore

@@ -244,15 +244,6 @@
         "line_number": 1
       }
     ],
-    "internal/central/pkg/api/public/api/openapi.yaml": [
-      {
-        "type": "Base64 High Entropy String",
-        "filename": "internal/central/pkg/api/public/api/openapi.yaml",
-        "hashed_secret": "5b455797b93de5b6a19633ba22127c8a610f5c1b",
-        "is_verified": false,
-        "line_number": 1343
-      }
-    ],
     "internal/central/pkg/services/centralservice_moq.go": [
       {
         "type": "Secret Keyword",
@@ -382,5 +373,5 @@
       }
     ]
   },
-  "generated_at": "2026-01-26T16:35:51Z"
+  "generated_at": "2026-03-27T17:26:09Z"
 }

.secrets.baseline

@@ -612,8 +612,6 @@ secrets/touch:
           secrets/ocm-service.token \
           secrets/rhsso-logs.clientId \
           secrets/rhsso-logs.clientSecret \
-          secrets/rhsso-metrics.clientId \
-          secrets/rhsso-metrics.clientSecret \
           secrets/redhatsso-service.clientId \
           secrets/redhatsso-service.clientSecret
 .PHONY: secrets/touch

Makefile

@@ -723,27 +723,6 @@ components:
         supported_instance_types:
         - standard
         - eval
-    MetricsRangeQueryExample:
-      value:
-        metric:
-          __name__: central_server_brokertopicmetrics_bytes_in_total
-          central_operator_io_cluster: central-service
-          topic: __consumer_offsets
-        values:
-        - timestamp: 1611670230000
-          value: 84154
-        - timestamp: 1611670260000
-          value: 85888
-        - timestamp: 1611670290000
-          value: 87622
-    MetricsInstantQueryExample:
-      value:
-        metric:
-          __name__: central_server_brokertopicmetrics_bytes_in_total
-          central_operator_io_cluster: central-service
-          topic: __consumer_offsets
-        timestamp: 1611670230000
-        value: 84154
     CloudAccountsList:
       value:
         cloudAccounts:
@@ -1176,51 +1155,6 @@ components:
       required:
       - enabled
       - supported_instance_types
-    MetricsRangeQueryList:
-      allOf:
-      - $ref: '#/components/schemas/MetricsRangeQueryList_allOf'
-    RangeQuery:
-      properties:
-        metric:
-          additionalProperties:
-            type: string
-          type: object
-        values:
-          items:
-            $ref: '#/components/schemas/values'
-          type: array
-      type: object
-    values:
-      properties:
-        timestamp:
-          format: int64
-          type: integer
-        value:
-          format: double
-          type: number
-      required:
-      - value
-      type: object
-    MetricsInstantQueryList:
-      allOf:
-      - $ref: '#/components/schemas/MetricsInstantQueryList_allOf'
-    MetricsFederationResult:
-      type: string
-    InstantQuery:
-      properties:
-        metric:
-          additionalProperties:
-            type: string
-          type: object
-        timestamp:
-          format: int64
-          type: integer
-        value:
-          format: double
-          type: number
-      required:
-      - value
-      type: object
     CloudAccountsList:
       example:
         cloudAccounts:
@@ -1339,30 +1273,6 @@ components:
             allOf:
             - $ref: '#/components/schemas/CloudRegion'
           type: array
-    MetricsRangeQueryList_allOf:
-      example: '{"kind":"MetricsRangeQueryList","id":"1nbpS70HduPe4l0to8jSg2CLzfu","items":{"$ref":"#/components/examples/MetricsRangeQueryExample"}}'
-      properties:
-        kind:
-          type: string
-        id:
-          type: string
-        items:
-          items:
-            allOf:
-            - $ref: '#/components/schemas/RangeQuery'
-          type: array
-    MetricsInstantQueryList_allOf:
-      example: '{"kind":"MetricsInstantQueryList","id":"1nbpS70HduPe4l0to8jSg2CLzfu","items":{"$ref":"#/components/examples/MetricsInstantQueryExample"}}'
-      properties:
-        kind:
-          type: string
-        id:
-          type: string
-        items:
-          items:
-            allOf:
-            - $ref: '#/components/schemas/InstantQuery'
-          type: array
   securitySchemes:
     Bearer:
       bearerFormat: JWT