Copy over some MSDN code into tcp_client.h. Beginning of project

export.bat

@@ -0,0 +1,20 @@
+SETLOCAL ENABLEDELAYEDEXPANSION
+
+Echo [ > compile_commands.json
+
+FOR /r "src\" %%F IN (*.cpp) DO (
+
+SET "file=%%F"
+SET "file=!file:\=/!"
+SET "directory=%~dp0"
+SET "directory=!directory:\=/!"
+
+ECHO { >> compile_commands.json
+ECHO "directory": "!directory!", >> compile_commands.json
+ECHO "command": "cl !file! Ws2_32.lib -I inc -std:c++20 -Fo:obj\\", >> compile_commands.json
+ECHO "file": "!file!" >> compile_commands.json
+ECHO }, >> compile_commands.json
+
+)
+
+ECHO ] >> compile_commands.json