feat: add the maximum number of iterations to env (#16805)

Co-authored-by: Xiaoba Yu <xb1823725853@gmail.com>

docker/.env.example

 # Maximum number of Parallelism branches in the workflow
 MAX_PARALLEL_LIMIT=10
 
+# The maximum number of iterations for agent setting
+MAX_ITERATIONS_NUM=5
+
 # ------------------------------
 # Environment Variables for web Service
 # ------------------------------

docker/docker-compose-template.yaml

       LOOP_NODE_MAX_COUNT: ${LOOP_NODE_MAX_COUNT:-100}
       MAX_TOOLS_NUM: ${MAX_TOOLS_NUM:-10}
       MAX_PARALLEL_LIMIT: ${MAX_PARALLEL_LIMIT:-10}
+      MAX_ITERATIONS_NUM: ${MAX_ITERATIONS_NUM:-5}
 
   # The postgres database.
   db:

docker/docker-compose.yaml

   LOOP_NODE_MAX_COUNT: ${LOOP_NODE_MAX_COUNT:-100}
   MAX_TOOLS_NUM: ${MAX_TOOLS_NUM:-10}
   MAX_PARALLEL_LIMIT: ${MAX_PARALLEL_LIMIT:-10}
+  MAX_ITERATIONS_NUM: ${MAX_ITERATIONS_NUM:-5}
   TEXT_GENERATION_TIMEOUT_MS: ${TEXT_GENERATION_TIMEOUT_MS:-60000}
   PGUSER: ${PGUSER:-${DB_USERNAME}}
   POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-${DB_PASSWORD}}
       LOOP_NODE_MAX_COUNT: ${LOOP_NODE_MAX_COUNT:-100}
       MAX_TOOLS_NUM: ${MAX_TOOLS_NUM:-10}
       MAX_PARALLEL_LIMIT: ${MAX_PARALLEL_LIMIT:-10}
+      MAX_ITERATIONS_NUM: ${MAX_ITERATIONS_NUM:-5}
 
   # The postgres database.
   db:

web/.env.example

 NEXT_PUBLIC_MAX_TOOLS_NUM=10
 
 # Maximum number of Parallelism branches in the workflow
-NEXT_PUBLIC_MAX_PARALLEL_LIMIT=10
+NEXT_PUBLIC_MAX_PARALLEL_LIMIT=10
+
+# The maximum number of iterations for agent setting
+NEXT_PUBLIC_MAX_ITERATIONS_NUM=5

web/app/components/app/configuration/config/agent/agent-setting/index.tsx

 import { Unblur } from '@/app/components/base/icons/src/vender/solid/education'
 import Slider from '@/app/components/base/slider'
 import type { AgentConfig } from '@/models/debug'
-import { DEFAULT_AGENT_PROMPT } from '@/config'
+import { DEFAULT_AGENT_PROMPT, MAX_ITERATIONS_NUM } from '@/config'
 
 type Props = {
   isChatModel: boolean
 }
 
 const maxIterationsMin = 1
-const maxIterationsMax = 5
 
 const AgentSetting: FC<Props> = ({
   isChatModel,
               <Slider
                 className='mr-3 w-[156px]'
                 min={maxIterationsMin}
-                max={maxIterationsMax}
+                max={MAX_ITERATIONS_NUM}
                 value={tempPayload.max_iteration}
                 onChange={(value) => {
                   setTempPayload({
               <input
                 type="number"
                 min={maxIterationsMin}
-                max={maxIterationsMax} step={1}
+                max={MAX_ITERATIONS_NUM} step={1}
                 className="block h-7 w-11 rounded-lg border-0 bg-components-input-bg-normal px-1.5 pl-1 leading-7 text-text-primary placeholder:text-text-tertiary focus:ring-1 focus:ring-inset focus:ring-primary-600"
                 value={tempPayload.max_iteration}
                 onChange={(e) => {
                   if (value < maxIterationsMin)
                     value = maxIterationsMin
 
-                  if (value > maxIterationsMax)
-                    value = maxIterationsMax
+                  if (value > MAX_ITERATIONS_NUM)
+                    value = MAX_ITERATIONS_NUM
                   setTempPayload({
                     ...tempPayload,
                     max_iteration: value,

web/app/layout.tsx

         data-public-top-k-max-value={process.env.NEXT_PUBLIC_TOP_K_MAX_VALUE}
         data-public-indexing-max-segmentation-tokens-length={process.env.NEXT_PUBLIC_INDEXING_MAX_SEGMENTATION_TOKENS_LENGTH}
         data-public-loop-node-max-count={process.env.NEXT_PUBLIC_LOOP_NODE_MAX_COUNT}
+        data-public-max-iterations-num={process.env.NEXT_PUBLIC_MAX_ITERATIONS_NUM}
       >
         <BrowserInitor>
           <SentryInitor>

web/config/index.ts

   loopNodeMaxCount = Number.parseInt(globalThis.document.body.getAttribute('data-public-loop-node-max-count') as string)
 
 export const LOOP_NODE_MAX_COUNT = loopNodeMaxCount
+
+let maxIterationsNum = 5
+
+if (process.env.NEXT_PUBLIC_MAX_ITERATIONS_NUM && process.env.NEXT_PUBLIC_MAX_ITERATIONS_NUM !== '')
+  maxIterationsNum = Number.parseInt(process.env.NEXT_PUBLIC_MAX_ITERATIONS_NUM)
+else if (globalThis.document?.body?.getAttribute('data-public-max-iterations-num') && globalThis.document.body.getAttribute('data-public-max-iterations-num') !== '')
+  maxIterationsNum = Number.parseInt(globalThis.document.body.getAttribute('data-public-max-iterations-num') as string)
+
+export const MAX_ITERATIONS_NUM = maxIterationsNum