Add counters for /v1/{commit,status,version}

src/http_handler.cpp

@@ -18,6 +18,14 @@ auto requests_counter_family = metric::create_counter(
 thread_local auto metrics_counter =
     requests_counter_family.create({{"path", "/metrics"}});
 
+// API endpoint request counters
+thread_local auto commit_counter =
+    requests_counter_family.create({{"path", "/v1/commit"}});
+thread_local auto status_counter =
+    requests_counter_family.create({{"path", "/v1/status"}});
+thread_local auto version_counter =
+    requests_counter_family.create({{"path", "/v1/version"}});
+
 // Metric for banned request IDs memory usage
 auto banned_request_ids_memory_gauge =
     metric::create_gauge("weaseldb_banned_request_ids_memory_bytes",
@@ -221,6 +229,7 @@ HttpRoute HttpHandler::parseRoute(std::string_view method,
 // Route handlers (basic implementations)
 void HttpHandler::handleGetVersion(Connection &conn,
                                    const HttpConnectionState &state) {
+  version_counter.inc();
   send_json_response(
       conn, 200,
       format(conn.get_arena(), R"({"version":%ld,"leader":""})",
@@ -230,6 +239,7 @@ void HttpHandler::handleGetVersion(Connection &conn,
 
 void HttpHandler::handlePostCommit(Connection &conn,
                                    const HttpConnectionState &state) {
+  commit_counter.inc();
   // Check if streaming parse was successful
   if (!state.commit_request || !state.parsing_commit) {
     const char *error = state.commit_parser
@@ -298,6 +308,7 @@ void HttpHandler::handleGetSubscribe(Connection &conn,
 
 void HttpHandler::handleGetStatus(Connection &conn,
                                   HttpConnectionState &state) {
+  status_counter.inc();
   // Status requests are processed through the pipeline
   // Response will be generated in the sequence stage
   // This handler extracts request_id from query parameters and prepares for