feat(training): add generation 5 curriculum

training/generation5.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+# Run/resume the post-Stage-3 generation-5 curriculum in a detached tmux
+# session. Safe to disconnect; rerunning attaches to the live session.
+set -euo pipefail
+cd "$(dirname "$0")"
+
+SESSION="cosmic-generation5"
+TB_PORT=6006
+
+command -v tmux >/dev/null 2>&1 || { echo "tmux is required: sudo apt install tmux" >&2; exit 1; }
+
+if tmux has-session -t "$SESSION" 2>/dev/null; then
+    echo "Session '$SESSION' already running — attaching (detach with Ctrl-B then D)."
+    exec tmux attach -t "$SESSION"
+fi
+
+tmux new-session -d -s "$SESSION" -n curriculum \
+    ".venv/bin/python generation5.py $*; echo; echo '=== generation5.py exited — press Enter to close ==='; read"
+
+if ! (exec 3<>"/dev/tcp/127.0.0.1/$TB_PORT") 2>/dev/null; then
+    tmux new-window -d -t "$SESSION" -n dashboard \
+        ".venv/bin/tensorboard --logdir logs --host 0.0.0.0 --port $TB_PORT"
+fi
+
+IP=$(hostname -I 2>/dev/null | awk '{print $1}')
+echo "Generation 5 started in tmux session '$SESSION'."
+echo "  watch it:   tmux attach -t $SESSION"
+echo "  dashboard:  http://${IP:-<this-box>}:$TB_PORT"
+echo "  progress:   cat generation5_state.json"