refactor: reorganize includes in DomainDiscovery.cpp and ModelCache.cpp for clarity

src/DomainDiscovery.cpp

@@ -1,29 +1,26 @@
 #include "DomainDiscovery.hpp"
 
-#include <iostream>
-#include <string>
-#include <vector>
-#include <sstream>
-#include <optional>
 #include <cstdlib>
 #include <cstring>
+#include <iostream>
+#include <optional>
+#include <sstream>
 
-// Minimal libcurl-based GET
 #include <curl/curl.h>
-
-// For TCP probe
-#include <sys/socket.h>
-#include <sys/select.h>
-#include <netinet/in.h>
 #include <arpa/inet.h>
-#include <netdb.h>
-#include <unistd.h>
-#include <fcntl.h>
 #include <errno.h>
+#include <fcntl.h>
+#include <netdb.h>
+#include <netinet/in.h>
+#include <sys/select.h>
+#include <sys/socket.h>
+#include <unistd.h>
 
 namespace {
+
 struct Buffer { std::string data; };
 
+
 size_t write_cb(char* ptr, size_t size, size_t nmemb, void* userdata) {
     auto* b = reinterpret_cast<Buffer*>(userdata);
     b->data.append(ptr, size * nmemb);
@@ -58,7 +55,7 @@ std::optional<std::string> httpGet(const std::string& url, long timeoutMs = 3000
 
 // Very small JSON helpers (avoid adding a full JSON lib):
 // Extract values for keys we care about with a permissive search.
-static std::vector<std::string> findAllStrings(const std::string& json, const std::string& key) {
+std::vector<std::string> findAllStrings(const std::string& json, const std::string& key) {
     std::vector<std::string> out;
     std::string needle = '"' + key + '"';
     size_t pos = 0;
@@ -75,7 +72,7 @@ static std::vector<std::string> findAllStrings(const std::string& json, const st
     return out;
 }
 
-static std::vector<int> findAllInts(const std::string& json, const std::string& key) {
+std::vector<int> findAllInts(const std::string& json, const std::string& key) {
     std::vector<int> out;
     std::string needle = '"' + key + '"';
     size_t pos = 0;
@@ -90,6 +87,8 @@ static std::vector<int> findAllInts(const std::string& json, const std::string&
     return out;
 }
 
+} // anonymous namespace
+
 // Heuristic: map fields from common metaverse JSONs
 // Vircadia/Overte often expose entries with fields like name, network_address, domain, ice_server_address, port, etc.
 std::vector<DiscoveredDomain> parseDomains(const std::string& json) {

src/ModelCache.cpp

@@ -1,17 +1,14 @@
 // ModelCache.cpp
 #include "ModelCache.hpp"
 
-#include <iostream>
-#include <fstream>
-#include <sstream>
-#include <iomanip>
-#include <thread>
 #include <cstring>
+#include <fstream>
+#include <iomanip>
+#include <iostream>
+#include <sstream>
+#include <thread>
 
-// For HTTP downloads - using libcurl (cross-platform)
 #include <curl/curl.h>
-
-// For hashing URLs to filenames
 #include <openssl/sha.h>
 
 namespace {