implement royale game mode and tighten spaces in duel mode

justfile

@@ -31,6 +31,37 @@ default:
 run:
   "{{justfile_directory()}}/main.py"
 
+run-snake port="8000" snake="BestBattleSnake":
+  HOST="127.0.0.1" PORT="{{port}}" SNAKE="{{snake}}" DEBUG="false" DEBUG_SERVER="false" "{{justfile_directory()}}/main.py"
+
+run-4-snakes base_port="9101" snake="BestBattleSnake":
+  #!/usr/bin/env bash
+  set -euo pipefail
+
+  pids=()
+  for i in 0 1 2 3; do
+    port="$(({{base_port}} + i))"
+    echo "Starting snake on :$port"
+    HOST="127.0.0.1" PORT="$port" SNAKE="{{snake}}" DEBUG="false" DEBUG_SERVER="false" "{{justfile_directory()}}/main.py" &
+    pids[$i]="$!"
+  done
+
+  cleanup() {
+    for pid in "${pids[@]}"; do
+      kill "$pid" 2>/dev/null || true
+    done
+    wait || true
+  }
+  trap cleanup EXIT INT TERM
+
+  wait
+
+bench-best-snake iterations="1000":
+  #!/usr/bin/env bash
+  set -euo pipefail
+
+  PYTHONPATH="{{justfile_directory()}}" python "{{justfile_directory()}}/tests/bench_best_battle_snake.py" --iterations "{{iterations}}"
+
 build-battlesnake-cli:
   #!/usr/bin/env bash
   set -euo pipefail
@@ -76,6 +107,57 @@ test-seed: build-battlesnake-cli
   BATTLESNAKE_CLI="{{justfile_directory()}}/{{BATTLESNAKE_CLI_BIN}}"
   "$BATTLESNAKE_CLI" play -W 11 -H 11 --name 'Python Starter Project' --url http://localhost:8000 -g solo --browser --seed 1713099635738952360
 
+test-local-4 mode="standard" map="standard" base_port="9101" snake="BestBattleSnake" seed="1713099635738952360" browser="true": build-battlesnake-cli
+  #!/usr/bin/env bash
+  set -euo pipefail
+
+  BATTLESNAKE_CLI="{{justfile_directory()}}/{{BATTLESNAKE_CLI_BIN}}"
+  LOG_DIR="{{justfile_directory()}}/.tools/snake-logs"
+  mkdir -p "$LOG_DIR"
+
+  pids=()
+  for i in 0 1 2 3; do
+    port="$(({{base_port}} + i))"
+    log_file="$LOG_DIR/snake-$((i+1)).log"
+    echo "Starting snake-$((i+1)) on :$port (log: $log_file)"
+    HOST="127.0.0.1" PORT="$port" SNAKE="{{snake}}" DEBUG="false" DEBUG_SERVER="false" "{{justfile_directory()}}/main.py" > >(tee "$log_file") 2>&1 &
+    pids[$i]="$!"
+  done
+
+  cleanup() {
+    for pid in "${pids[@]}"; do
+      kill "$pid" 2>/dev/null || true
+    done
+    wait || true
+  }
+  trap cleanup EXIT INT TERM
+
+  for i in 0 1 2 3; do
+    port="$(({{base_port}} + i))"
+    for _ in $(seq 1 30); do
+      if curl -fsS "http://127.0.0.1:$port" >/dev/null 2>&1; then
+        break
+      fi
+      sleep 0.2
+    done
+    if ! curl -fsS "http://127.0.0.1:$port" >/dev/null 2>&1; then
+      echo "Snake on :$port did not start correctly. Check logs in $LOG_DIR"
+      exit 1
+    fi
+  done
+
+  BROWSER_FLAG=""
+  if [ "{{browser}}" = "true" ]; then
+    BROWSER_FLAG="--browser"
+  fi
+
+  "$BATTLESNAKE_CLI" play -W 11 -H 11 \
+    --name "Snake 1" --url "http://127.0.0.1:{{base_port}}" \
+    --name "Snake 2" --url "http://127.0.0.1:$(({{base_port}} + 1))" \
+    --name "Snake 3" --url "http://127.0.0.1:$(({{base_port}} + 2))" \
+    --name "Snake 4" --url "http://127.0.0.1:$(({{base_port}} + 3))" \
+    -g "{{mode}}" --map "{{map}}" --seed "{{seed}}" $BROWSER_FLAG
+
 # ------------------------------------------------------------------------------
 #  Fataset helpers
 # ------------------------------------------------------------------------------