wired PySwiss microservice deployment: env-driven settings, gunicorn pinned, PYSWISS_URL in main settings, test-pyswiss CI stage

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

.woodpecker.yaml

@@ -60,6 +60,18 @@ steps:
     when:
       - event: push
 
+  - name: test-pyswiss
+    image: python:3.13-slim
+    environment:
+      SWISSEPH_PATH: /tmp/ephe
+    commands:
+      - apt-get update -qq && apt-get install -y -q gcc g++
+      - pip install -r pyswiss/requirements.txt
+      - cd ./pyswiss
+      - python manage.py test apps.charts
+    when:
+      - event: push
+
   - name: screendumps
     image: gitea.earthmanrpg.me/discoman/python-tdd-ci:latest
     commands: