feat: collect and record Filecoin ID for all attempts

[rvagg]

Need to have the Filecoin ID for all of the attempts too, so we can look at failures by Filecoin SPs.

[codecov-commenter]

Codecov Report

Merging #67 (f0cad10) into main (99de266) will increase coverage by 2.03%.
The diff coverage is 75.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #67      +/-   ##
==========================================
+ Coverage   21.16%   23.20%   +2.03%     
==========================================
  Files          10       10              
  Lines        1266     1280      +14     
==========================================
+ Hits          268      297      +29     
+ Misses        969      957      -12     
+ Partials       29       26       -3     

Files Changed	Coverage Δ
metrics/events.go	0.00% <0.00%> (ø)
eventrecorder/recorder.go	46.42% <82.97%> (+2.81%)	⬆️

... and 2 files with indirect coverage changes

[hannahhoward]

I have a tiny bit of anxiety about the volume this server handles and whether this will cause a choke waiting for all the hey fil calls coming back, but let's give it a go and see first.