Cody Kaczynski

[receiver/kafkareceiver]: allow tunable fetch sizes

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**Description:** This commit adds the ability to tune the minimum, default and maximum fetch sizes for the Kafka Receiver in the OpenTelemetry configuration file. The defaults are kept consistent with...

Prometheus v3 Web UI: Allow searching on the rules endpoint

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### Proposal We noticed as we're upgrading to Prometheus v3.0, that we can no longer search the `/rules` endpoint when viewing in the UI.  This is a bit difficult...

split up large rule files into smaller files when exceeding 4MiB

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## Description We have a lot of SLOs, a large amount of them are for a singular system class which results in us having a massive rules file for these...

bug: failure to generate causes empty files

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```console INFO[0000] Generating from Prometheus spec version=v0.13.1 window=30d error: "generate" command failed: could not generate Prometheus format rules: could not generate prometheus rules: invalid SLO group: Key: 'SLOGroup.SLOs[0].SLI.Events.ErrorQuery' Error:Field validation...

Noticed this while trying to create TXT records.