Unfortunately it still doesn't fly, I need to massage it further.
NetworkManager keeps re-connecting:
Dec 9 12:27:41 capella wpa_supplicant[782]: wlp1s0: SME: Trying to authenticate with de:2c:6e:0c:0b:e2 (SSID='budavar-hotspot' freq=2412 MHz)
Dec 9 12:27:41 capella kernel: [154636.306652] wlp1s0: authenticate with de:2c:6e:0c:0b:e2
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.0503] device (wlp1s0): supplicant interface state: scanning -> authenticating
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.0504] device (p2p-dev-wlp1s0): supplicant management interface state: scanning -> authenticating
Dec 9 12:27:41 capella kernel: [154636.327059] wlp1s0: send auth to de:2c:6e:0c:0b:e2 (try 1/3)
Dec 9 12:27:41 capella wpa_supplicant[782]: wlp1s0: Trying to associate with de:2c:6e:0c:0b:e2 (SSID='budavar-hotspot' freq=2412 MHz)
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.0776] device (wlp1s0): supplicant interface state: authenticating -> associating
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.0777] device (p2p-dev-wlp1s0): supplicant management interface state: authenticating -> associating
Dec 9 12:27:41 capella kernel: [154636.354061] wlp1s0: authenticated
Dec 9 12:27:41 capella kernel: [154636.357596] wlp1s0: associate with de:2c:6e:0c:0b:e2 (try 1/3)
Dec 9 12:27:41 capella kernel: [154636.394435] wlp1s0: RX AssocResp from de:2c:6e:0c:0b:e2 (capab=0x401 status=0 aid=1)
Dec 9 12:27:41 capella wpa_supplicant[782]: wlp1s0: Associated with de:2c:6e:0c:0b:e2
Dec 9 12:27:41 capella wpa_supplicant[782]: wlp1s0: CTRL-EVENT-CONNECTED - Connection to de:2c:6e:0c:0b:e2 completed [id=0 id_str=]
Dec 9 12:27:41 capella kernel: [154636.419764] wlp1s0: associated
Dec 9 12:27:41 capella wpa_supplicant[782]: bgscan simple: Failed to enable signal strength monitoring
Dec 9 12:27:41 capella wpa_supplicant[782]: wlp1s0: CTRL-EVENT-SUBNET-STATUS-UPDATE status=0
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.1498] device (wlp1s0): supplicant interface state: associating -> completed
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.1499] device (wlp1s0): Activation: (wifi) Stage 2 of 5 (Device Configure) successful. Connected to wireless network "budavar-hotspot"
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.1500] device (p2p-dev-wlp1s0): supplicant management interface state: associating -> completed
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.1519] device (wlp1s0): state change: config -> ip-config (reason 'none', sys-iface-state: 'managed')
Dec 9 12:27:41 capella NetworkManager[166577]: <info> [1639049261.1529] dhcp4 (wlp1s0): activation: beginning transaction (timeout in 45 seconds)
Dec 9 12:27:41 capella avahi-daemon[743]: Joining mDNS multicast group on interface wlp1s0.IPv6 with address fe80::6c54:41f9:86e4:30c.
Dec 9 12:27:41 capella avahi-daemon[743]: New relevant interface wlp1s0.IPv6 for mDNS.
Dec 9 12:27:41 capella avahi-daemon[743]: Registering new address record for fe80::6c54:41f9:86e4:30c on wlp1s0.*.
and then
Dec 9 12:28:26 capella NetworkManager[166577]: <warn> [1639049306.5909] dhcp4 (wlp1s0): request timed out
Dec 9 12:28:26 capella NetworkManager[166577]: <info> [1639049306.5911] dhcp4 (wlp1s0): state changed unknown -> timeout
Dec 9 12:28:26 capella NetworkManager[166577]: <info> [1639049306.5913] device (wlp1s0): state change: ip-config -> failed (reason 'ip-config-unavailable', sys-iface-state: 'managed')
Dec 9 12:28:26 capella NetworkManager[166577]: <warn> [1639049306.5943] device (wlp1s0): Activation: failed for connection 'budavar-hotspot'
Dec 9 12:28:26 capella NetworkManager[166577]: <info> [1639049306.5951] device (wlp1s0): state change: failed -> disconnected (reason 'none', sys-iface-state: 'managed')
Dec 9 12:28:26 capella avahi-daemon[743]: Withdrawing address record for fe80::6c54:41f9:86e4:30c on wlp1s0.
Dec 9 12:28:26 capella avahi-daemon[743]: Leaving mDNS multicast group on interface wlp1s0.IPv6 with address fe80::6c54:41f9:86e4:30c.
Dec 9 12:28:26 capella avahi-daemon[743]: Interface wlp1s0.IPv6 no longer relevant for mDNS.
Dec 9 12:28:26 capella NetworkManager[166577]: <info> [1639049306.6682] dhcp4 (wlp1s0): canceled DHCP transaction
Dec 9 12:28:26 capella NetworkManager[166577]: <info> [1639049306.6683] dhcp4 (wlp1s0): state changed timeout -> done
Dec 9 12:28:26 capella kernel: [154681.946485] wlp1s0: deauthenticating from de:2c:6e:0c:0b:e2 by local choice (Reason: 3=DEAUTH_LEAVING)
Dec 9 12:28:26 capella wpa_supplicant[782]: wlp1s0: CTRL-EVENT-DISCONNECTED bssid=de:2c:6e:0c:0b:e2 reason=3 locally_generated=1
Dec 9 12:28:26 capella NetworkManager[166577]: <info> [1639049306.6883] device (wlp1s0): supplicant interface state: completed -> disconnected
Dec 9 12:28:26 capella wpa_supplicant[782]: wlp1s0: CTRL-EVENT-REGDOM-CHANGE init=CORE type=WORLD
Dec 9 12:28:26 capella NetworkManager[166577]: <info> [1639049306.6883] device (p2p-dev-wlp1s0): supplicant management interface state: completed -> disconnected
But I assume it can be something beyond DHCP as if I assign manually an IP to the wireless interface on the workstation it still cannot communicate.
And what I see is that the dynamic cap appears on /interface bridge vlan 10 so the router sees that the workstation is connected.