Refactored project structure, added multithreaded echo server and prime checking server, updated tests.

CMakeLists.txt

@@ -1,10 +1,24 @@
 cmake_minimum_required(VERSION 3.31)
-project(cprotohackers C)
+project(server00 C)
 
 set(CMAKE_C_STANDARD 23)
 
-add_executable(cprotohackers main.c
-        main.h
+
+set(COMMON_SOURCES
         data.c
         data.h)
-target_link_libraries(cprotohackers wsock32 ws2_32)
+
+
+add_executable(server00 server00.c
+        server00.h
+        ${COMMON_SOURCES})
+target_link_libraries(server00 wsock32 ws2_32)
+
+find_package(json-c CONFIG REQUIRED)
+
+
+add_executable(server01 server01.c
+        server01.h
+        ${COMMON_SOURCES})
+
+target_link_libraries(server01 PRIVATE wsock32 ws2_32 json-c::json-c)