chore: add documentation markers for pr-description

src/ripple/app/consensus/RCLConsensus.cpp

@@ -874,6 +874,7 @@ RCLConsensus::Adaptor::validate(
 
     handleNewValidation(app_, v, "local");
 
+    //@@start validate-sign-exports
     // Sign pending exports and collect signatures for ephemeral broadcasting
     auto exportSigs = signPendingExports(*ledger.ledger_, app_, j_);
 
@@ -904,6 +905,7 @@ RCLConsensus::Adaptor::validate(
                          << " signatures with validation for seq="
                          << ledger.seq();
     }
+    //@@end validate-sign-exports
     app_.overlay().broadcast(val);
 
     // Publish to all our subscribers:

src/ripple/app/misc/impl/TxQ.cpp

@@ -1629,6 +1629,7 @@ TxQ::accept(Application& app, OpenView& view)
                     continue;
                 }
 
+                //@@start txq-export-quorum-check
                 // Check if we have quorum for this export using ephemeral
                 // signatures collected via validation messages
                 auto& collector = app.getExportSignatureCollector();
@@ -1706,6 +1707,7 @@ TxQ::accept(Application& app, OpenView& view)
                         app.getHashRouter().setFlags(txID, SF_EMITTED);
                         view.rawTxInsert(txID, std::move(s), nullptr);
                         ledgerChanged = true;
+                        //@@end txq-export-quorum-check
                     }
 
                     catch (std::exception& e)

src/ripple/protocol/impl/LedgerFormats.cpp

@@ -381,6 +381,7 @@ LedgerFormats::LedgerFormats()
         },
         commonFields);
     
+    //@@start lt-exported-txn-format
     // Signatures are collected ephemerally via TMValidation messages
     // (ExportSignatureCollector), not stored on-ledger.
     add(jss::ExportedTxn,
@@ -392,6 +393,7 @@ LedgerFormats::LedgerFormats()
             {sfTransactionHash, soeREQUIRED},
         },
         commonFields);
+    //@@end lt-exported-txn-format
 
     // clang-format on
 }