Refactor: Oddělení business logiky + inline editor

- Nový modul scenar/core.py (491 řádků čisté logiky)
- Refactored cgi-bin/scenar.py (450 řádků CGI wrapper)
- Inline editor s JavaScript row managementem
- Custom exceptions (ScenarsError, ValidationError, TemplateError)
- Kompletní test coverage (10 testů, všechny ✅)
- Fixed Dockerfile (COPY scenar/, requirements.txt)
- Fixed requirements.txt (openpyxl==3.1.5)
- Fixed pytest.ini (pythonpath = .)
- Nové testy: test_http_inline.py, test_inline_builder.py
- HTTP testy označeny jako @pytest.mark.integration
- Build script: scripts/build_image.sh
- Dokumentace: COMPLETION.md

tests/test_docker_integration.py

@@ -2,14 +2,13 @@ import os
 import shutil
 import subprocess
 import time
-import socket
 import urllib.request
 
 import pytest
 
 
-def docker_available():
-    return shutil.which("docker") is not None
+def podman_available():
+    return shutil.which("podman") is not None
 
 
 def wait_for_http(url, timeout=30):
@@ -26,23 +25,29 @@ def wait_for_http(url, timeout=30):
     raise RuntimeError(f"HTTP check failed after {timeout}s: {last_exc}")
 
 
-@pytest.mark.skipif(not docker_available(), reason="Docker is not available on this runner")
+@pytest.mark.skipif(not podman_available(), reason="Podman is not available on this runner")
 @pytest.mark.integration
-def test_build_run_and_cleanup_docker():
+def test_build_run_and_cleanup_podman():
     image_tag = "scenar-creator:latest"
     container_name = "scenar-creator-test"
     port = int(os.environ.get('SCENAR_TEST_PORT', '8080'))
 
+    # Ensure podman machine is running (macOS/Windows)
+    if not subprocess.run(["podman", "machine", "info"], capture_output=True).returncode == 0:
+        print("Starting podman machine...")
+        subprocess.run(["podman", "machine", "start"], check=True)
+        time.sleep(2)
+
     # Build image
-    subprocess.run(["docker", "build", "-t", image_tag, "."], check=True)
+    subprocess.run(["podman", "build", "-t", image_tag, "."], check=True)
 
     # Ensure no leftover container
-    subprocess.run(["docker", "rm", "-f", container_name], check=False)
+    subprocess.run(["podman", "rm", "-f", container_name], check=False)
 
     try:
         # Run container
         subprocess.run([
-            "docker", "run", "-d", "--name", container_name, "-p", f"{port}:8080", image_tag
+            "podman", "run", "-d", "--name", container_name, "-p", f"{port}:8080", image_tag
         ], check=True)
 
         # Wait for HTTP and verify content
@@ -52,5 +57,5 @@ def test_build_run_and_cleanup_docker():
 
     finally:
         # Cleanup container and image
-        subprocess.run(["docker", "rm", "-f", container_name], check=False)
-        subprocess.run(["docker", "rmi", image_tag], check=False)
+        subprocess.run(["podman", "rm", "-f", container_name], check=False)
+        subprocess.run(["podman", "rmi", image_tag], check=False)