feat: grab SDK version from cmake

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.15...3.24)
-project(hiero-sdk-cpp VERSION 0.1.0 DESCRIPTION "Hiero SDK C++" LANGUAGES CXX)
+project(hiero-sdk-cpp VERSION 0.41.0 DESCRIPTION "Hiero SDK C++" LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)

src/sdk/examples/CMakeLists.txt

@@ -65,6 +65,7 @@ set(TRANSFER_TOKENS_EXAMPLE_NAME ${PROJECT_NAME}-transfer-tokens-example)
 set(TRANSFER_USING_EVM_ADDRESS_EXAMPLE_NAME ${PROJECT_NAME}-transfer-using-evm-address-example)
 set(UPDATE_ACCOUNT_PUBLIC_KEY_EXAMPLE_NAME ${PROJECT_NAME}-update-account-public-key-example)
 set(VALIDATE_CHECKSUM_EXAMPLE_NAME ${PROJECT_NAME}-validate-checksum-example)
+set(VERSION_EXAMPLE_NAME ${PROJECT_NAME}-version-example)
 set(ZERO_TOKEN_OPERATIONS_EXAMPLE_NAME ${PROJECT_NAME}-zero-token-operations-example)
 
 add_executable(${ACCOUNT_ALIAS_EXAMPLE_NAME} AccountAliasExample.cc)
@@ -125,6 +126,7 @@ add_executable(${TRANSFER_TOKENS_EXAMPLE_NAME} TransferTokensExample.cc)
 add_executable(${TRANSFER_USING_EVM_ADDRESS_EXAMPLE_NAME} TransferUsingEvmAddressExample.cc)
 add_executable(${UPDATE_ACCOUNT_PUBLIC_KEY_EXAMPLE_NAME} UpdateAccountPublicKeyExample.cc)
 add_executable(${VALIDATE_CHECKSUM_EXAMPLE_NAME} ValidateChecksumExample.cc)
+add_executable(${VERSION_EXAMPLE_NAME} VersionExample.cc)
 add_executable(${ZERO_TOKEN_OPERATIONS_EXAMPLE_NAME} ZeroTokenOperationsExample.cc)
 
 file(COPY ${PROJECT_SOURCE_DIR}/addressbook/mainnet.pb
@@ -207,6 +209,7 @@ target_link_libraries(${TRANSFER_TOKENS_EXAMPLE_NAME} PUBLIC ${PROJECT_NAME})
 target_link_libraries(${TRANSFER_USING_EVM_ADDRESS_EXAMPLE_NAME} PUBLIC ${PROJECT_NAME})
 target_link_libraries(${UPDATE_ACCOUNT_PUBLIC_KEY_EXAMPLE_NAME} PUBLIC ${PROJECT_NAME})
 target_link_libraries(${VALIDATE_CHECKSUM_EXAMPLE_NAME} PUBLIC ${PROJECT_NAME})
+target_link_libraries(${VERSION_EXAMPLE_NAME} PUBLIC ${PROJECT_NAME})
 target_link_libraries(${ZERO_TOKEN_OPERATIONS_EXAMPLE_NAME} PUBLIC ${PROJECT_NAME})
 
 install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_BUILD_TYPE} DESTINATION examples FILES_MATCHING PATTERN *)
@@ -267,5 +270,6 @@ install(TARGETS
         ${TRANSFER_USING_EVM_ADDRESS_EXAMPLE_NAME}
         ${UPDATE_ACCOUNT_PUBLIC_KEY_EXAMPLE_NAME}
         ${VALIDATE_CHECKSUM_EXAMPLE_NAME}
+        ${VERSION_EXAMPLE_NAME}
         ${ZERO_TOKEN_OPERATIONS_EXAMPLE_NAME}
         RUNTIME DESTINATION examples)

src/sdk/examples/VersionExample.cc

@@ -0,0 +1,14 @@
+#include "version.h"
+#include <iostream>
+
+int main()
+{
+  std::cout << "Project Description: ";
+  std::cout << PROJECT_DESCRIPTION << std::endl;
+  std::cout << "Project Software Version: ";
+  std::cout << PROJECT_VERSION_MAJOR << "." << PROJECT_VERSION_MINOR << "." << PROJECT_VERSION_PATCH << std::endl;
+  std::cout << "Project Version String: ";
+  std::cout << PROJECT_VERSION_STRING << std::endl;
+
+  return 0;
+}

src/sdk/main/CMakeLists.txt

@@ -16,6 +16,12 @@ if (WIN32)
     set(APR_UTIL_LIBRARIES ${CMAKE_BINARY_DIR}/vcpkg_installed/x64-windows/lib/libaprutil-1.lib)
 endif ()
 
+# Configure a header file with the version info
+configure_file(
+        include/impl/version.h.in
+        ${HAPI_LIB_DIR}/version.h
+)
+
 FetchContent_MakeAvailable(log4cxx)
 
 add_library(${PROJECT_NAME} STATIC

src/sdk/main/include/impl/Node.h

@@ -157,6 +157,14 @@ class Node : public BaseNode<Node, AccountId>
    */
   explicit Node(const Node& node, const BaseNodeAddress& address);
 
+  /**
+   * Set the ClientContext to use to submit a request.
+   *
+   * @param context The context to set.
+   * @param deadline The deadline of the submission attempt.
+   */
+  static void setClientContext(grpc::ClientContext& context, const std::chrono::system_clock::time_point& deadline);
+
   /**
    * Derived from BaseNode. Get the TLS credentials of this Node's gRPC channel.
    *

src/sdk/main/include/impl/version.h.in

@@ -0,0 +1,10 @@
+#ifndef VERSION_H
+#define VERSION_H
+
+#define PROJECT_VERSION_MAJOR @PROJECT_VERSION_MAJOR@
+#define PROJECT_VERSION_MINOR @PROJECT_VERSION_MINOR@
+#define PROJECT_VERSION_PATCH @PROJECT_VERSION_PATCH@
+#define PROJECT_VERSION_STRING "@PROJECT_VERSION@"
+#define PROJECT_DESCRIPTION "@PROJECT_DESCRIPTION@"
+
+#endif // VERSION_H

src/sdk/main/src/impl/Node.cc

@@ -2,6 +2,7 @@
 #include "impl/Node.h"
 #include "impl/BaseNodeAddress.h"
 #include "impl/HieroCertificateVerifier.h"
+#include "version.h"
 
 #include <algorithm>
 #include <utility>
@@ -27,10 +28,10 @@ grpc::Status Node::submitQuery(proto::Query::QueryCase funcEnum,
                                const std::chrono::system_clock::time_point& deadline,
                                proto::Response* response)
 {
-  std::unique_lock lock(*getLock());
-
   grpc::ClientContext context;
-  context.set_deadline(deadline);
+  setClientContext(context, deadline);
+
+  std::unique_lock lock(*getLock());
 
   switch (funcEnum)
   {
@@ -78,10 +79,10 @@ grpc::Status Node::submitTransaction(proto::TransactionBody::DataCase funcEnum,
                                      const std::chrono::system_clock::time_point& deadline,
                                      proto::TransactionResponse* response)
 {
-  std::unique_lock lock(*getLock());
-
   grpc::ClientContext context;
-  context.set_deadline(deadline);
+  setClientContext(context, deadline);
+
+  std::unique_lock lock(*getLock());
 
   switch (funcEnum)
   {
@@ -238,6 +239,14 @@ Node::Node(const Node& node, const BaseNodeAddress& address)
 {
 }
 
+//-----
+void Node::setClientContext(grpc::ClientContext& context, const std::chrono::system_clock::time_point& deadline)
+{
+  context.set_deadline(deadline);
+  context.AddMetadata("user-agent-id", "hiero-sdk-cpp");
+  context.AddMetadata("version", PROJECT_VERSION_STRING);
+}
+
 //-----
 std::shared_ptr<grpc::ChannelCredentials> Node::getTlsChannelCredentials() const
 {