按规划继续工作

结论：修正 standalone 工具表 adapter 的工具查找顺序，使 M61 Q2 current-pocket 行为与 upstream rs274 -t -i 对齐，并将 tool_semantics 的 M61 事件纳入原生 side-by-side 基线。

wasm-port/tools/verify_native_linuxcnc_fixture_baseline.sh

@@ -871,12 +871,6 @@ for name in "${FIXTURES[@]}"; do
     mv "$TMP_DIR/$name.rs274.no-comments" "$native_norm"
     mv "$TMP_DIR/$name.expected.no-comments" "$expected_norm"
   fi
-  if [[ "$name" == "tool_semantics" ]]; then
-    grep -Ev '^(CHANGE_TOOL_NUMBER|MESSAGE\| tool after_m61)' "$native_norm" > "$TMP_DIR/$name.rs274.tool-subset"
-    grep -Ev '^(CHANGE_TOOL_NUMBER|MESSAGE\| tool after_m61)' "$expected_norm" > "$TMP_DIR/$name.expected.tool-subset"
-    mv "$TMP_DIR/$name.rs274.tool-subset" "$native_norm"
-    mv "$TMP_DIR/$name.expected.tool-subset" "$expected_norm"
-  fi
   if grep -Eq '^STRAIGHT_(TRAVERSE|FEED)$' "$expected_norm"; then
     sparse_ops_file="$TMP_DIR/$name.sparse_ops"
     grep -E '^STRAIGHT_(TRAVERSE|FEED)$' "$expected_norm" > "$sparse_ops_file"