Chemical pregnancy?

Af is due tomorrow, I've been taking tests since tuesday and they havent seemed to be getting darker. I'll post the tests in order..
Below is from tuesday afternoon
Below is from tuesday night
Below is from wednesday morning (picture taken after an hour )
And this morning my test looks like...
Can anyone please give me any advice. I'm very worried about abother miscarriafe.. I had IB yesterday afternoon and some cranping since tuesday.. Thank you & baby dudt and good vibes to everyone!!!! 

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