fix: keep growth analysis available per terminal

docs/openapi.yaml

@@ -1010,7 +1010,7 @@ components:
         terminalId: {type: string, minLength: 1, maxLength: 128}
         refresh:
           type: boolean
-          description: When omitted, the request reuses the current matching report.
+          description: When omitted, the request reuses the current matching report. Manual retries remain available until the requested scope has persisted AI copy.
     GrowthRange:
       type: object
       additionalProperties: false
@@ -1037,7 +1037,7 @@ components:
       properties:
         startDate: {type: string, format: date-time}
         horizonDays: {type: integer, enum: [90]}
-        confidence: {type: string, enum: [HIGH, MEDIUM, INSUFFICIENT_DATA]}
+        confidence: {type: string, enum: [HIGH, MEDIUM, LOW, INSUFFICIENT_DATA]}
         suppressionReason: {type: string}
         points: {type: array, maxItems: 90, items: {$ref: '#/components/schemas/GrowthForecastPoint'}}
         backtest:
@@ -1167,7 +1167,10 @@ components:
         failureCode: {type: string}
         cached: {type: boolean}
         stale: {type: boolean}
-        nextRefreshAt: {type: string, format: date-time}
+        nextRefreshAt:
+          type: string
+          format: date-time
+          description: Current time while no AI summary exists for the scope; otherwise the next refresh boundary for that terminal scope in the Tehran day. The all-terminals selection is a separate scope.
         createdAt: {type: string, format: date-time}
         updatedAt: {type: string, format: date-time}
         eventsUrl: {type: string, format: uri-reference}