Analytics backend V2 (#4408)

* start with analytics v2

* the big ass SQL query™

* downloads and views analytics working

* Implement analytics bucketing API

* allow filtering by monetization

* Use a new format for project metrics and bucketing

* revenue API works

* Add country data to analytics API

* Add checks for number of slices and time slice resolution

* work on docs

* wip: fix tests and add docs

* Fix tests

* Fix tests

* Uncomment crates

* feat: frontend CLAUDE.md (#4433)

* Slight tweaks to time slicing logic

* More tweaks

* Fix error messages

* Fix sqlx cache

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Co-authored-by: Calum H. <contact@cal.engineer>

Cargo.toml

@@ -34,6 +34,7 @@ async-stripe = { version = "0.41.0", default-features = false, features = [
 async-trait = "0.1.88"
 async-tungstenite = { version = "0.30.0", default-features = false, features = ["futures-03-sink"] }
 async-walkdir = "2.1.0"
+const_format = "0.2.34"
 base64 = "0.22.1"
 bitflags = "2.9.1"
 bytemuck = "1.23.1"