Initial demo for Promo-Operation

src/modules/logging/CMakeLists.txt

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+create_interface()
+

src/modules/logging/extern/readme.md

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+https://github.com/yhirose/cpp-httplib

src/modules/logging/include/logging.hpp

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+#pragma once
+
+#include "../extern/httplib.h"
+#include <fmt/core.h>
+#include <fmt/chrono.h>
+#include <nlohmann/json.hpp>
+
+class SeqLogger {
+   public:
+    SeqLogger(std::string logUrl, std::string apiKey, std::string name)
+        : cli(logUrl),
+          ApiKey(apiKey),
+          AppName(name) {
+    }
+
+    void sendBootUp(std::string version, std::string mode) {
+        std::string timestamp = createTimestamp();
+        nlohmann::json json_payload = {
+            {"Events", nlohmann::json::array({
+                {
+                    {"Level", "Information"},
+                    {"Timestamp", timestamp},
+                    {"MessageTemplate", "[{App}] Firing up in {Mode}! Version {Ver}"},
+                    {"Properties", {
+                        {"App", AppName},
+                        {"Ver", version},
+                        {"Mode", mode}
+                    }}
+                }
+            })}
+        };
+        sendPayload(json_payload.dump());
+    }
+
+    void sendEvent(std::string event, std::string message) {
+        std::string timestamp = createTimestamp();
+        nlohmann::json json_payload = {
+            {"Events", nlohmann::json::array({
+                {
+                    {"Level", "Information"},
+                    {"Timestamp", timestamp},
+                    {"MessageTemplate", "[{App}]: Got {Event}; " + message},
+                    {"Properties", {
+                        {"App", AppName},
+                        {"Event", Version}
+                    }}
+                }
+            })}
+        };
+        sendPayload(json_payload.dump());
+    }
+
+   private:
+    httplib::Client cli;
+    const std::string ApiKey;
+    const std::string AppName;
+    const std::string Version;
+
+    static std::string createTimestamp() {
+        auto now = std::chrono::system_clock::now();
+        return fmt::format("{:%Y-%m-%dT%H:%M:%SZ}", now);
+    }
+
+    void sendPayload(std::string payload) {
+        httplib::Headers headers = {
+            {"X-Seq-ApiKey", ApiKey}};
+        auto res = cli.Post("/api/events/raw", headers, payload, "application/json");
+        if (res) {
+            if (res->status == 201) {
+                fmt::println("Success! Log accepted by Seq.");
+            } else {
+                fmt::println("Seq rejected the log.");
+                fmt::println("     HTTP Status: {}", res->status);
+                fmt::println("     Server Response: {}", res->body);
+            }
+        } else {
+            fmt::println(stderr, "Failed to connect to Seq server. Error: {}", httplib::to_string(res.error()));
+        }
+    }
+};