Organize scripts and add TWS plugins with HTTP timeouts

Vendor pinned T5 and T6 plugin sources under the new plugins layout. Add native HTTP deadlines, status and timing diagnostics, telemetry integration, and build/test tooling.

t6/plugins/tws-t6-gsc-utils/src/game/scripting/safe_execution.cpp

@@ -0,0 +1,67 @@
+#include <stdinc.hpp>
+#include "safe_execution.hpp"
+
+#pragma warning(push)
+#pragma warning(disable: 4611)
+
+namespace scripting::safe_execution
+{
+	bool execute_with_seh(const script_function function, const game::scr_entref_t& entref)
+	{
+		__try
+		{
+			function(entref);
+			return true;
+		}
+		__except (EXCEPTION_EXECUTE_HANDLER)
+		{
+			return false;
+		}
+	}
+
+	bool call(const script_function function, const game::scr_entref_t& entref)
+	{
+		*game::g_script_error_level += 1;
+		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level], 0, 0, 0))
+		{
+			*game::g_script_error_level -= 1;
+			return false;
+		}
+
+		const auto result = execute_with_seh(function, entref);
+		*game::g_script_error_level -= 1;
+		return result;
+	}
+
+	bool set_entity_field(const game::scr_entref_t& entref, const int offset)
+	{
+		*game::g_script_error_level += 1;
+		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level], 0, 0, 0))
+		{
+			*game::g_script_error_level -= 1;
+			return false;
+		}
+
+		game::Scr_SetObjectField(entref.classnum, entref.entnum, offset);
+
+		*game::g_script_error_level -= 1;
+		return true;
+	}
+
+	bool get_entity_field(const game::scr_entref_t& entref, const int offset, game::VariableValue* value)
+	{
+		*game::g_script_error_level += 1;
+		if (game::_setjmp(&game::g_script_error[*game::g_script_error_level], 0, 0, 0))
+		{
+			value->type = game::SCRIPT_NONE;
+			value->u.intValue = 0;
+			*game::g_script_error_level -= 1;
+			return false;
+		}
+
+		*value = game::GetEntityFieldValue(game::SCRIPTINSTANCE_SERVER, entref.classnum, entref.entnum, 0, offset);
+
+		*game::g_script_error_level -= 1;
+		return true;
+	}
+}