Print the SSH command again in the Debian and Fedora launchers

Moving the SSH port forward into the QEMU config files dropped the
launchers' SSH hint. Read the host port forwarded to guest port 22 from
the rendered config and print the matching ssh command.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SdbBg69LciFz8kjVCtnkbj

run-debian13.py

@@ -3,6 +3,7 @@
 
 import os
 import platform
+import re
 import shutil
 import string
 import subprocess
@@ -273,6 +274,11 @@ qemu_args = [
 
 print(f"Starting {host_arch} VM from {qemu_config_template} "
       f"and {qemu_arch_config}.", flush=True)
+# The SSH port forward lives in the config file, e.g. hostfwd = "tcp::2222-:22".
+ssh_forward = re.search(r'hostfwd\s*=\s*"tcp:[^:"]*:(\d+)-[^:"]*:22"', qemu_config_text)
+if ssh_forward:
+    print(f"SSH is forwarded to localhost:{ssh_forward.group(1)}: "
+          f"ssh -p {ssh_forward.group(1)} guofang@localhost", flush=True)
 
 if daemonize:
     log_file.write_text("")

run-fedora44.py

@@ -3,6 +3,7 @@
 
 import os
 import platform
+import re
 import shutil
 import string
 import subprocess
@@ -275,6 +276,11 @@ qemu_args = [
 
 print(f"Starting Fedora 44 ({host_arch}) from {qemu_config_template} "
       f"and {qemu_arch_config}.", flush=True)
+# The SSH port forward lives in the config file, e.g. hostfwd = "tcp::2224-:22".
+ssh_forward = re.search(r'hostfwd\s*=\s*"tcp:[^:"]*:(\d+)-[^:"]*:22"', qemu_config_text)
+if ssh_forward:
+    print(f"SSH is forwarded to localhost:{ssh_forward.group(1)}: "
+          f"ssh -p {ssh_forward.group(1)} guofang@localhost", flush=True)
 
 if daemonize:
     log_file.write_text("")