refactor: extract scheduler to standalone repository

Scheduler service moved to git.schweitz.net/jpmschweitzer/scheduler
- Source code removed from this repository
- Stack file updated to use container image from Gitea registry
- Added Gitea Actions runner to gitea stack for CI/CD
- Documentation updated with external service reference

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

stacks/gitea.yml

@@ -48,6 +48,24 @@ services:
     networks:
       - docker-dataplane
 
+  gitea-runner:
+    image: gitea/act_runner:latest
+    container_name: gitea-runner
+    restart: unless-stopped
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+      - /home/jpmschweitzer/docker-data/gitea/runner:/data
+    environment:
+      - CONFIG_FILE=/data/config.yaml
+      - GITEA_INSTANCE_URL=http://gitea:3000
+      - GITEA_RUNNER_REGISTRATION_TOKEN=${GITEA_RUNNER_TOKEN}
+      - GITEA_RUNNER_NAME=docker-runner
+      - TZ=Europe/Amsterdam
+    depends_on:
+      - gitea
+    networks:
+      - docker-dataplane
+
 networks:
   docker-dataplane:
     external: true

stacks/scheduler.yml

@@ -4,35 +4,14 @@ version: '3.8'
 # Purpose: System-wide maintenance orchestration - backups, doc mirroring, cleanup, task automation
 # Port: 8090 (API + UI)
 # Network: docker-dataplane
+# Image: git.schweitz.net/jpmschweitzer/scheduler (private registry)
 
 services:
   scheduler:
-    image: python:3.12-slim
+    image: git.schweitz.net/jpmschweitzer/scheduler:latest
     container_name: scheduler
     restart: unless-stopped
 
-    command: >
-      sh -c "
-      echo 'Installing system dependencies...' &&
-      apt-get update -qq &&
-      apt-get install -y --no-install-recommends git ssh postgresql-client curl docker.io >/dev/null 2>&1 &&
-      rm -rf /var/lib/apt/lists/* &&
-      echo 'Setting up Python environment...' &&
-      if [ ! -f /venv/bin/python ]; then
-        echo 'Initializing venv...' &&
-        python3 -m venv --clear /venv;
-      fi &&
-      echo 'Upgrading pip...' &&
-      /venv/bin/python -m pip install --upgrade pip --quiet &&
-      echo 'Installing dependencies...' &&
-      /venv/bin/python -m pip install -r /app/requirements.txt --quiet &&
-      echo 'Configuring Git...' &&
-      git config --global user.name 'The Librarian' &&
-      git config --global user.email 'librarian@portainer-core.local' &&
-      echo 'Starting The Scheduler...' &&
-      /venv/bin/python -m uvicorn src.main:app --host 0.0.0.0 --port 8090 --workers 1
-      "
-
     ports:
       - "8090:8090"
 
@@ -65,8 +44,7 @@ services:
       - PYTHONPATH=/app
 
     volumes:
-      - /home/jpmschweitzer/Projects/portainer-core/services/scheduler:/app
-      - /home/jpmschweitzer/docker-data/scheduler/venv:/venv
+      # Data volumes only - source code is baked into image
       - /home/jpmschweitzer/docker-data/scheduler/logs:/app/logs
       - /home/jpmschweitzer/docker-data/scheduler/task-data:/app/task-data
       - /home/jpmschweitzer/docker-data/scheduler/ssh:/root/.ssh:ro