fix(liquidity): classify fee retries as pool probes

apps/amm/qml/components/liquidity/NewPositionForm.qml

@@ -1432,11 +1432,15 @@ AmmActionCard {
         if (root.poolFeeBps > 0 && root.selectedFeeBps !== root.poolFeeBps) {
             root.selectedFeeBps = root.poolFeeBps
             root.localErrors = []
-            root.quoteRequested(true, {
+            var retry = {
                 "ok": true,
                 "errors": [],
                 "request": root.poolProbeRequest(root.pairRequest())
-            })
+            }
+            retry.poolDiscoveryProbe = root.activePool
+                                      && root.amountA.length === 0
+                                      && root.amountB.length === 0
+            root.quoteRequested(true, retry)
             return
         }
 

apps/amm/tests/qml/tst_NewPositionForm.qml

@@ -473,6 +473,31 @@ TestCase {
         compare(form.localErrors.length, 0)
     }
 
+    function test_feeTierCorrectionKeepsEmptyDraftProbeNonSubmittable() {
+        var form = createForm()
+        quoteRequestedSpy.target = form
+        quoteRequestedSpy.clear()
+
+        form.flowState = flowState({
+            "schema": "new-position.v2",
+            "status": "error",
+            "code": "fee_tier_mismatch",
+            "tokenAId": tokenHigh,
+            "tokenBId": tokenLow,
+            "poolStatus": "active_pool",
+            "poolFeeBps": 5,
+            "errors": [{
+                "code": "fee_tier_mismatch",
+                "details": { "poolFeeBps": 5 }
+            }]
+        })
+
+        tryCompare(quoteRequestedSpy, "count", 1)
+        var retry = quoteRequestedSpy.signalArguments[0][1]
+        compare(retry.request.feeBps, 5)
+        compare(retry.poolDiscoveryProbe, true)
+    }
+
     function test_submissionSnapshotCarriesPoolAccountForProbe() {
         var form = createForm()
         form.flowState = flowState({