fix(#1): add package linking step to CI pipeline

Links the published npm package to the telemetry-client-js repository
in Gitea so it appears on the repo's Packages tab.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.woodpecker.yml

@@ -81,3 +81,38 @@ steps:
         event: [push, manual, tag]
     depends_on:
       - build
+
+  link-package:
+    image: alpine:3
+    environment:
+      GITEA_TOKEN:
+        from_secret: gitea_token
+    commands:
+      - apk add --no-cache curl
+      - |
+        set -e
+        PKG="%40mosaicstack%2Ftelemetry-client"
+        for attempt in 1 2 3; do
+          STATUS=$$(curl -s -o /tmp/link-response.txt -w "%{http_code}" -X POST \
+            -H "Authorization: token $$GITEA_TOKEN" \
+            "https://git.mosaicstack.dev/api/v1/packages/mosaic/npm/$$PKG/-/link/telemetry-client-js")
+          if [ "$$STATUS" = "201" ] || [ "$$STATUS" = "204" ]; then
+            echo "Package linked to repository"
+            exit 0
+          elif [ "$$STATUS" = "400" ]; then
+            echo "Package already linked (OK)"
+            exit 0
+          elif [ $$attempt -lt 3 ]; then
+            echo "Status $$STATUS, retrying in 5s (attempt $$attempt/3)..."
+            sleep 5
+          else
+            echo "FAILED to link package (status $$STATUS)"
+            cat /tmp/link-response.txt
+            exit 1
+          fi
+        done
+    when:
+      - branch: [main, develop]
+        event: [push, manual, tag]
+    depends_on:
+      - publish