docs: mark phases 1.1 and 1.2 as complete in PLAN.md

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

PLAN.md

@@ -54,13 +54,13 @@ Sessions crossing a human-likelihood threshold get flagged for review and can tr
 
 Goal: A working SSH honeypot that logs attempts, stores them in SQLite, and can present a basic fake shell. Minimal but functional.
 
-### 1.1 Project Setup
+### 1.1 Project Setup ✅
 - Go module, directory structure, basic configuration (YAML or TOML)
 - Configuration for: listen address, SSH host key path/auto-generation, database path, web UI listen address
 - Nix flake with devshell and package output
 - NixOS module for easy deployment (listen address, config path, state directory, etc.)
 
-### 1.2 SSH Server
+### 1.2 SSH Server ✅
 - Listen for SSH connections using x/crypto/ssh
 - Handle authentication callbacks
 - Log all login attempts (username, password, source IP, timestamp)