fix(graph-proxy): use custom telemetry library

graph-proxy/Cargo.toml

@@ -30,10 +30,6 @@ derive_more = { version = "1.0.0", features = [
 ] }
 dotenvy = { version = "0.15.7" }
 lazy_static = { version = "1.5.0" }
-opentelemetry = { version = "0.27.1" }
-opentelemetry-otlp = { version = "0.27.0", features = ["metrics"] }
-opentelemetry-semantic-conventions = "0.27.0"
-opentelemetry_sdk = { version = "0.27.1", features = ["rt-tokio"] }
 regex = "1.11.1"
 reqwest = { version = "0.12.9", default-features = false, features = [
   "rustls-tls",
@@ -42,11 +38,10 @@ reqwest = { version = "0.12.9", default-features = false, features = [
 serde = { workspace = true }
 serde_json = { workspace = true }
 thiserror = { version = "2.0.11" }
+telemetry = { path = "../telemetry" }
 tokio = { version = "1.43.0", features = ["macros", "net", "rt-multi-thread"] }
 tower-http = { version = "0.6.2", features = ["cors"] }
 tracing = { version = "0.1.41" }
-tracing-opentelemetry = { version = "0.28.0" }
-tracing-subscriber = { version = "0.3.19" }
 url = { version = "2.5.4" }
 
 [dev-dependencies]

graph-proxy/Dockerfile

@@ -10,13 +10,15 @@ COPY argo-workflows-openapi/Cargo.toml argo-workflows-openapi/Cargo.toml
 COPY argo-workflows-openapi/build.rs argo-workflows-openapi/build.rs
 COPY argo-workflows-openapi/src/lib.rs argo-workflows-openapi/src/lib.rs
 COPY Cargo.toml Cargo.lock ./
+COPY ../telemetry telemetry
 
 RUN mkdir src \
   && echo "fn main() {}" > src/main.rs \
   && touch --date @0 src/main.rs \
   && cargo build --release
 
 COPY . .
+RUN ln -s /telemetry /app/telemetry
 
 RUN touch src/main.rs \
   && cargo build --release

graph-proxy/src/main.rs

@@ -5,8 +5,6 @@
 
 /// GraphQL resolvers
 mod graphql;
-/// OpenTelemetry setup and configuration
-mod telemetry;
 
 use async_graphql::{http::GraphiQLSource, SDLExportOptions};
 use axum::{response::Html, routing::get, Router};