наблюдаемость: ввести безопасный контракт метрик

Cargo.lock

@@ -37,6 +37,7 @@ dependencies = [
  "crank-test-support",
  "crank-trace",
  "metrics",
+ "metrics-util",
  "opentelemetry",
  "opentelemetry_sdk",
  "rand 0.10.2",
@@ -654,9 +655,9 @@ dependencies = [
  "async-trait",
  "axum",
  "crank-core",
+ "crank-metrics",
  "crank-trace",
  "futures-util",
- "metrics",
  "opentelemetry",
  "opentelemetry_sdk",
  "reqwest 0.12.28",
@@ -697,6 +698,7 @@ dependencies = [
  "crank-adapter-rest",
  "crank-core",
  "crank-mapping",
+ "crank-metrics",
  "crank-observability",
  "crank-registry",
  "crank-runtime",
@@ -704,7 +706,7 @@ dependencies = [
  "crank-test-support",
  "crank-trace",
  "futures-util",
- "metrics",
+ "metrics-util",
  "opentelemetry",
  "opentelemetry_sdk",
  "reqwest 0.12.28",
@@ -758,11 +760,20 @@ dependencies = [
  "thiserror 2.0.18",
 ]
 
+[[package]]
+name = "crank-metrics"
+version = "0.3.1"
+dependencies = [
+ "metrics",
+ "metrics-util",
+]
+
 [[package]]
 name = "crank-observability"
 version = "0.3.1"
 dependencies = [
  "axum",
+ "crank-metrics",
  "metrics",
  "metrics-exporter-prometheus",
  "opentelemetry",
@@ -816,11 +827,13 @@ dependencies = [
  "crank-adapter-rest",
  "crank-core",
  "crank-mapping",
+ "crank-metrics",
  "crank-schema",
  "crank-trace",
  "futures-util",
  "hkdf 0.12.4",
  "metrics",
+ "metrics-util",
  "redis",
  "serde",
  "serde_json",
@@ -1075,6 +1088,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "endian-type"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c34f04666d835ff5d62e058c3995147c06f42fe86ff053337632bca83e42702d"
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -2009,6 +2028,7 @@ dependencies = [
  "crank-test-support",
  "futures-util",
  "metrics",
+ "metrics-util",
  "opentelemetry",
  "opentelemetry-proto",
  "opentelemetry_sdk",
@@ -2075,11 +2095,15 @@ version = "0.20.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "96f8722f8562635f92f8ed992f26df0532266eb03d5202607c20c0d7e9745e13"
 dependencies = [
+ "aho-corasick",
  "crossbeam-epoch",
  "crossbeam-utils",
  "hashbrown 0.16.1",
+ "indexmap 2.14.0",
  "metrics",
+ "ordered-float",
  "quanta",
+ "radix_trie",
  "rand 0.9.4",
  "rand_xoshiro",
  "rapidhash",
@@ -2112,6 +2136,15 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "nibble_vec"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77a5d83df9f36fe23f0c3648c6bbb8b0298bb5f1939c8f2704431371f4b84d43"
+dependencies = [
+ "smallvec",
+]
+
 [[package]]
 name = "nu-ansi-term"
 version = "0.50.3"
@@ -2296,6 +2329,15 @@ dependencies = [
  "thiserror 2.0.18",
 ]
 
+[[package]]
+name = "ordered-float"
+version = "5.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7d950ca161dc355eaf28f82b11345ed76c6e1f6eb1f4f4479e0323b9e2fbd0e"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "parking"
 version = "2.2.1"
@@ -2591,6 +2633,16 @@ version = "6.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8dcc9c7d52a811697d2151c701e0d08956f92b0e24136cf4cf27b57a6a0d9bf"
 
+[[package]]
+name = "radix_trie"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c069c179fcdc6a2fe24d8d18305cf085fdbd4f922c041943e203685d6a1c58fd"
+dependencies = [
+ "endian-type",
+ "nibble_vec",
+]
+
 [[package]]
 name = "rand"
 version = "0.9.4"