feat(client): preserve distributed trace context

.config/mise/tasks/semconv/check

@@ -0,0 +1,12 @@
+#!/bin/sh
+#MISE description="Validate the semantic convention registry and generated contract"
+
+set -eu
+
+root=$(CDPATH='' cd -- "$(dirname -- "$0")/../../../.." && pwd)
+expected="$root/trogon-eventstore/src/observability"
+generated=$(mktemp -d)
+trap 'rm -rf "$generated"' EXIT HUP INT TERM
+
+"$root/.config/mise/tasks/semconv/generate" "$generated"
+diff -u "$expected/generated.rs" "$generated/generated.rs"

.config/mise/tasks/semconv/generate

@@ -0,0 +1,28 @@
+#!/bin/sh
+#MISE description="Generate the OpenTelemetry semantic convention contract"
+
+set -eu
+
+root=$(CDPATH='' cd -- "$(dirname -- "$0")/../../../.." && pwd)
+output=${1:-"$root/trogon-eventstore/src/observability"}
+registry_version=$(sed -n '1p' "$root/otel/semconv/registry-version")
+registry="$root/otel/semconv/registry"
+official_registry="https://github.com/open-telemetry/semantic-conventions@${registry_version}[model]"
+staging=$(mktemp -d)
+trap 'rm -rf "$staging"' EXIT HUP INT TERM
+
+grep -Fqx "    registry_path: $official_registry" "$registry/manifest.yaml"
+
+weaver registry check \
+	--future \
+	--registry "$registry"
+
+weaver registry generate rust "$staging" \
+	--future \
+	--registry "$registry" \
+	--templates "$root/otel/semconv/templates"
+
+test -f "$staging/observability.rs"
+rustfmt --edition 2024 "$staging/observability.rs"
+mkdir -p "$output"
+mv "$staging/observability.rs" "$output/generated.rs"

.github/workflows/ci.yml

@@ -58,6 +58,14 @@ jobs:
           rustup update stable
           rustup default stable
           rustup component add clippy rustfmt
+      - name: Install repository tools
+        uses: jdx/mise-action@9e7f7633ff6f6d6048a9418a68d48f288f50eb14 # v4.2.3
+        with:
+          version: 2026.8.2
+          install_args: github:open-telemetry/weaver
+          cache: false
+      - name: Verify semantic conventions
+        run: mise run --skip-tools semconv:check
       - name: Check formatting
         run: cargo fmt --all -- --check
       - name: Run Clippy

mise.toml

@@ -0,0 +1,2 @@
+[tools]
+"github:open-telemetry/weaver" = "0.24.2"

otel/semconv/registry-version

@@ -0,0 +1 @@
+v1.43.0

otel/semconv/registry/manifest.yaml

@@ -0,0 +1,6 @@
+name: trogon_eventstore_client
+description: Semantic conventions for TrogonEventStore client telemetry.
+schema_url: https://trogondb.com/schemas/0.1.0
+dependencies:
+  - schema_url: https://opentelemetry.io/schemas/1.43.0
+    registry_path: https://github.com/open-telemetry/semantic-conventions@v1.43.0[model]