feat(http): implement HTTP server with CLI, request, response, and session

handling

src/http/http_request.hpp

@@ -0,0 +1,34 @@
+#pragma once
+
+#include <string>
+#include <unordered_map>
+
+class HttpRequest
+{
+  public:
+    HttpRequest() = default;
+
+    void setMethod(const std::string_view method);
+    const std::string getMethod() const;
+
+    void setPath(const std::string_view path);
+    const std::string getPath() const;
+
+    void setVersion(const std::string_view version);
+    const std::string getVersion() const;
+
+    void addHeader(const std::string_view key, const std::string_view value);
+    bool hasHeader(const std::string_view key) const;
+    std::string getHeader(const std::string_view key) const;
+    const std::unordered_map<std::string, std::string> &getHeaders() const;
+
+    void setBody(const std::string_view body);
+    const std::string getBody() const;
+
+  private:
+    std::string method_;  // GET, POST
+    std::string path_;    // /index.html
+    std::string version_; // HTTP/1.1
+    std::unordered_map<std::string, std::string> headers_;
+    std::string body_;
+};