How are you feeling now? I'm glad you're seeing your partner soon, the lockdown can take a toll on us and leave us feeling more anxious and isolated due to the unstable and restricted environment.
During times like this, it is further important to stay connected to ourselves emotionally and stay socially connected to those we love. You have taken the inizatitve to seek out social support and advice through these forums which is great.
It sounds like anxiety is something that has increased recently for you, do you know what in particular makes you feel stressed and anxious? Perhaps, some self-reflection will give you a clearer idea on how to approach your current emotions and thoughts.
Panic attacks are serious, make sure you take care of yourself. Inhale and exhale when you feel extremely overwhelmed. If you feel like you need further help, remember there is always mental health services and support available.