ci: fix health check — use curl from runner, not wget inside scratch image

Author: polaz

.github/workflows/ci.yml

@@ -54,11 +54,6 @@ jobs:
         ports:
           - 7080:7080
           - 7084:7084
-        options: >-
-          --health-cmd "wget -qO- http://localhost:7084/health || exit 1"
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 12
     steps:
       - uses: actions/checkout@v4
         with:
@@ -68,6 +63,20 @@ jobs:
         with:
           python-version: "3.11"
 
+      - name: Wait for coordinode
+        run: |
+          echo "Waiting for coordinode health endpoint..."
+          for i in $(seq 1 30); do
+            if curl -sf http://localhost:7084/health >/dev/null 2>&1; then
+              echo "coordinode is ready (attempt $i)"
+              exit 0
+            fi
+            echo "Attempt $i/30 — not ready yet, sleeping 5s..."
+            sleep 5
+          done
+          echo "Error: coordinode did not become healthy after 150s" >&2
+          exit 1
+
       - name: Install + generate proto
         run: |
           uv sync