chore: add simple server README.md

.gitignore

@@ -3,3 +3,5 @@ venv
 
 __pycache__
 *.py[cod]
+
+server/src/agents.db

server/README.md

@@ -0,0 +1,16 @@
+# Python C2 Server
+An exercise in learning and experimenting with a C2 agent and server.
+
+## Usage
+Start the server:
+```bash
+pip install -r requirements.txt
+cd src
+python main.py 
+```
+
+Make a connection and send JSON payload:
+```bash
+echo '{"platform": "windows", "processor": "x86", "memory": 1024, "disk": 2048}' | \
+nc localhost 9999
+```