fix: write queries in ai assistant (supabase#37938)

Some read-only errors from running SQL in the AI Assistant aren't being
properly detected, so the action item to review and confirm running the
SQL isn't showing up. Add test against another variant of read-only
error message that can show up.

Author: charislam

apps/studio/components/ui/QueryBlock/QueryBlock.tsx

@@ -1,3 +1,4 @@
+import dayjs from 'dayjs'
 import { Code, Play } from 'lucide-react'
 import { DragEvent, ReactNode, useEffect, useMemo, useState } from 'react'
 import { Bar, BarChart, CartesianGrid, Cell, Tooltip, XAxis, YAxis } from 'recharts'
@@ -8,10 +9,9 @@ import { ReportBlockContainer } from 'components/interfaces/Reports/ReportBlock/
 import { ChartConfig } from 'components/interfaces/SQLEditor/UtilityPanel/ChartConfig'
 import Results from 'components/interfaces/SQLEditor/UtilityPanel/Results'
 import { usePrimaryDatabase } from 'data/read-replicas/replicas-query'
-import { QueryResponseError, useExecuteSqlMutation } from 'data/sql/execute-sql-mutation'
-import dayjs from 'dayjs'
-import { Parameter, parseParameters } from 'lib/sql-parameters'
-import { Dashboards } from 'types'
+import { type QueryResponseError, useExecuteSqlMutation } from 'data/sql/execute-sql-mutation'
+import { type Parameter, parseParameters } from 'lib/sql-parameters'
+import type { Dashboards } from 'types'
 import { ChartContainer, ChartTooltipContent, cn, CodeBlock, SQL_ICON } from 'ui'
 import ShimmeringLoader from 'ui-patterns/ShimmeringLoader'
 import { ButtonTooltip } from '../ButtonTooltip'
@@ -172,9 +172,10 @@ export const QueryBlock = ({
       setQueryError(undefined)
     },
     onError: (error) => {
+      const readOnlyTransaction = /cannot execute .+ in a read-only transaction/.test(error.message)
       const permissionDenied = error.message.includes('permission denied')
       const notOwner = error.message.includes('must be owner')
-      if (permissionDenied || notOwner) {
+      if (readOnlyTransaction || permissionDenied || notOwner) {
         setReadOnlyError(true)
         if (showRunButtonIfNotReadOnly) setShowWarning('hasWriteOperation')
       } else {