chore: prerelease 1.8.0-preview.1

[rudder-server-bot]

🤖 I have created a release beep boop

1.8.0-preview.1 (2023-04-11)

Features

• embed avro schema id (#3118) (8c98631)
• rudder-server modification to use suppression-backup service. (#3116) (daf3e26)
• suppression backup service (#2910) (5b68307)
• update transformer image to rudderstack org (#3115) (8f74bbb)
• warehouse: warehouse schema repository (#3087) (7becd87)

Bug Fixes

• add externalID to S3 file uploader config (#3153) (d7ac3a8)
• controller conn (#3142) (f65a67a)
• identity tables load files are not generated (0aab933)
• illegal job order with maxRetriesLimitReached (#3163) (f328e43)
• roleBasedAuth parameter wasn't being set correctly (#3134) (c2f6dd8)
• stats come first (#3159) (c7210fa)
• warehouse: all staging files processing failed (#3137) (9dc4b8f)
• warehouse: table uploads were not getting updated (6dec777)

Miscellaneous

• add metrics for file sizes for badgerDB (#3092) (f659b49)
• deltalake parquet support (#3135) (f54b9fd)
• deps: bump github.com/stretchr/testify from 1.8.1 to 1.8.2 (#3082) (109b652)
• disable KeepAlives by default in transformer HTTP clients (#3147) (6c308c4)
• enable backoff when event ordering is disabled (#3121) (bbc14c1)
• kafka batching (#3151) (cdbbc7f)
• otel buckets (#3120) (803ac03)
• remove readonlyjobsdb and some status handlers (#3168) (7d82354)
• replace readme header link with slack link (#3183) (db9fdc5)
• restore sample configuration files (#3122) (0ac3a6e)
• router: don't include job in metadata during transformation requests (#3111) (d2910d2)
• start server in normal mode when there is no instruction by scheduler (#3103) (bad6a82)
• stop warehouse panics (#3105) (7becd87)
• updating error mappings (#3150) (0851cb9)
• upgrading workflow to use action v3. (#3164) (f7cf6c9)
• use rudder-go-kit (#3104) (7becd87)
• warehouse: snowflake application identifier (#3124) (cdff792)

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[rudder-server-bot]

🤖 Release is at https://github.com/rudderlabs/rudder-server/releases/tag/v1.8.0-preview.1 🌻