feat: add real dependency proxy benchmark

config/platform-infra/egress-proxy-benchmarks.yaml

@@ -5,8 +5,74 @@ metadata:
   owner: unidesk
   relatedIssues:
     - 1032
+    - 1048
 
 profiles:
+  real-deps-500m:
+    enabled: true
+    workload: k3s-real-deps
+    description: Real k3s dependency egress benchmark; kubelet pulls remote alpine/node/golang images, then pod stages run apk, npm and go downloads through the YAML-declared proxy.
+    image: docker.io/library/alpine:3.20
+    imagePullPolicy: Always
+    targetOverrides: {}
+    payloadMiB: 500
+    timeoutSeconds: 3600
+    ttlSecondsAfterFinished: 3600
+    noMirror:
+      apt: not-used
+      npmRegistry: https://registry.npmjs.org/
+      pipIndexUrl: not-used
+      registryMirror: forbidden
+    aptPackages: []
+    dependencyDownload:
+      enabled: false
+      url: https://example.invalid/not-used
+      chunks: 0
+      expectedMiB: 0
+    realDeps:
+      minProxyMiB: 500
+      imagePullPolicy: Always
+      apk:
+        image: docker.io/library/alpine:3.20
+        packages:
+          - build-base
+          - cmake
+          - git
+          - go
+          - nodejs
+          - npm
+          - cargo
+          - python3-dev
+          - openssl-dev
+          - libffi-dev
+        expectedMiB: 80
+      npm:
+        image: docker.io/library/node:22-bookworm
+        registry: https://registry.npmjs.org/
+        packages:
+          "@swc/core": latest
+          "@types/node": latest
+          eslint: latest
+          next: latest
+          react: latest
+          react-dom: latest
+          rollup: latest
+          typescript: latest
+          vite: latest
+          webpack: latest
+        expectedMiB: 120
+      go:
+        image: docker.io/library/golang:1.24-bookworm
+        goProxy: https://proxy.golang.org,direct
+        modules:
+          - github.com/aws/aws-sdk-go-v2/config@v1.29.14
+          - github.com/gin-gonic/gin@v1.10.1
+          - github.com/prometheus/client_golang@v1.20.5
+          - go.opentelemetry.io/otel@v1.34.0
+          - google.golang.org/grpc@v1.69.4
+          - k8s.io/client-go@v0.32.4
+        expectedMiB: 180
+
   no-mirror-600m:
     enabled: true
     workload: k3s-build