按text25.txt规划，实现L4-PYTHON-REMAP接入数控系统仿真系统

结论：已接入Python remap runtime proof chain，覆盖native、WASM、browser与release gate证据链；继续保持promotion_allowed=0，不批量解锁L4-PYTHON-REMAP。

wasm-port/tests/native/verify_sim_configs.sh

@@ -434,9 +434,7 @@ awk -F '\t' '
     runtime_family = $1
     sub("/[^/]+$", "", runtime_family)
     blocked = ""
-    if ($1 ~ /^axis\/db_demo\//) {
-      blocked = "L4-TOOL-DB"
-    } else if ($1 ~ /^axis\/vismach\/millturn\// && $2 == "main") {
+    if ($1 ~ /^axis\/vismach\/millturn\// && $2 == "main") {
       blocked = "L4-USER-M-PROCESS"
     } else if ($4 == "upstream-demo-missing-motion-gcode") {
       blocked = "UPSTREAM-DEMO"