Skip credential preflight in manual-full mode

bin/vpn-lemanapro.sh

@@ -1027,9 +1027,14 @@ else
   printf '{"event":"modules","modules":%s}\n' "$(_module_status_json)"
 fi
 
-_ensure_username
-_sync_credentials
-_ensure_keychain_credentials
+if [[ "$CONNECT_MODE" == "manual-full" ]]; then
+  _emit '{"event":"credential_source","source":"manual-full","message":"Manual-full mode skips saved credential checks"}' \
+    "Manual-full mode: skipping saved credential checks."
+else
+  _ensure_username
+  _sync_credentials
+  _ensure_keychain_credentials
+fi
 _patch_oc
 
 _emit '{"event":"connecting"}' "Connecting to VPN (lemanapro)..."