feat(02-01): refactor flag parsing to while/shift with CLAUDE_ARGS accumulator

claudebox.sh

@@ -1,11 +1,20 @@
 # Parse claudebox flags
+SKIP_AUDIT=false
+DRY_RUN=false
+CHECK_MODE=false
 SHELL_MODE=false
-for arg in "$@"; do
-  case "$arg" in
-    --shell) SHELL_MODE=true; shift; break ;;
-    --) shift; break ;;
-    *) break ;;
+CLAUDE_ARGS=()
+
+while (( $# > 0 )); do
+  case "$1" in
+    --yes|-y) SKIP_AUDIT=true ;;
+    --dry-run) DRY_RUN=true ;;
+    --check) CHECK_MODE=true ;;
+    --shell) SHELL_MODE=true ;;
+    --) shift; CLAUDE_ARGS+=("$@"); break ;;
+    *) CLAUDE_ARGS+=("$1") ;;
   esac
+  shift
 done
 
 # SANDBOX_PATH is injected by flake.nix via makeBinPath (only runtimeInputs, no host PATH)
@@ -68,9 +77,9 @@ fi
 
 # Build sandbox command
 if [[ "$SHELL_MODE" == true ]]; then
-  SANDBOX_CMD=("$SANDBOX_BASH" "$@")
+  SANDBOX_CMD=("$SANDBOX_BASH" "${CLAUDE_ARGS[@]}")
 else
-  SANDBOX_CMD=("$CLAUDE_BIN" --dangerously-skip-permissions "$@")
+  SANDBOX_CMD=("$CLAUDE_BIN" --dangerously-skip-permissions "${CLAUDE_ARGS[@]}")
 fi
 
 # exec bwrap (SAND-04 through SAND-15, UX-06, D-01)