refactor: extract iroh-metrics into its own repo (#2989)

## Description

Lives now in https://github.com/n0-computer/iroh-metrics

## Breaking Changes

<!-- Optional, if there are any breaking changes document them,
including how to migrate older code. -->

## Notes & open questions

<!-- Any notes, remarks or open questions you have to make about the PR.
-->

## Change checklist

- [x] Self-review.
- [x] Documentation updates following the [style
guide](https://rust-lang.github.io/rfcs/1574-more-api-documentation-conventions.html#appendix-a-full-conventions-text),
if relevant.
- [x] Tests if relevant.
- [x] All breaking changes documented.

.github/workflows/ci.yml

@@ -189,7 +189,7 @@ jobs:
         # uses: obi1kenobi/cargo-semver-checks-action@v2
         uses: n0-computer/cargo-semver-checks-action@feat-baseline
         with:
-          package: iroh, iroh-base, iroh-dns-server, iroh-metrics, iroh-net-bench, iroh-node-util, netwatch, portmapper, iroh-relay, iroh-net-report
+          package: iroh, iroh-base, iroh-dns-server, iroh-net-bench, iroh-node-util, netwatch, portmapper, iroh-relay, iroh-net-report
           baseline-rev: ${{ env.HEAD_COMMIT_SHA }}
           use-cache: false
 

.github/workflows/tests.yaml

@@ -23,7 +23,7 @@ env:
   RUSTFLAGS: -Dwarnings
   RUSTDOCFLAGS: -Dwarnings
   SCCACHE_CACHE_SIZE: "10G"
-  CRATES_LIST: "iroh,iroh-node-util,iroh-metrics,iroh-net-bench,iroh-test,iroh-dns-server,netwatch,portmapper,iroh-relay,iroh-net-report"
+  CRATES_LIST: "iroh,iroh-node-util,iroh-net-bench,iroh-test,iroh-dns-server,netwatch,portmapper,iroh-relay,iroh-net-report"
   IROH_FORCE_STAGING_RELAYS: "1"
 
 jobs:

Cargo.toml

@@ -2,7 +2,6 @@
 members = [
   "iroh-base",
   "iroh-dns-server",
-  "iroh-metrics",
   "iroh",
   "iroh-test",
   "iroh/bench",

iroh-dns-server/Cargo.toml

@@ -29,7 +29,7 @@ governor = "0.6.3" #needs new release of tower_governor for 0.7.0
 hickory-proto = "=0.25.0-alpha.2"
 hickory-server = { version = "=0.25.0-alpha.2", features = ["dns-over-rustls"] }
 http = "1.0.0"
-iroh-metrics = { version = "0.28.0", path = "../iroh-metrics" }
+iroh-metrics = "0.28"
 lru = "0.12.3"
 parking_lot = "0.12.1"
 pkarr = { version = "2.2.0", features = [ "async", "relay", "dht"], default-features = false }