Update configuration and enhance newsletter generation features

- Change WIKI_API_URL in .env.example and config to point to the new API endpoint.
- Set COOKIE_SECURE to false for local development in .env.example and config.
- Improve the newsletter generation logic to handle new and edited articles separately.
- Add display options for showing date, user, and category in the newsletter output.
- Enhance error handling for Wiki API requests and update templates for better user feedback.
- Update CSS for new UI elements and improve overall layout in dashboard and login pages.

app/services/wiki.py

@@ -6,6 +6,14 @@ import httpx
 
 from app.core.config import settings
 
+USER_AGENT = "TK-Newsletter-Admin/1.0 (internal; contact@thomas-krenn.com)"
+
+
+class WikiFetchError(Exception):
+    def __init__(self, message: str) -> None:
+        self.message = message
+        super().__init__(message)
+
 
 class WikiService:
     def __init__(self) -> None:
@@ -17,7 +25,7 @@ class WikiService:
         rcstart = now.strftime("%Y-%m-%dT%H:%M:%SZ")
         rcend = start.strftime("%Y-%m-%dT%H:%M:%SZ")
 
-        params = {
+        params: dict[str, str] = {
             "action": "query",
             "format": "json",
             "list": "recentchanges",
@@ -34,18 +42,31 @@ class WikiService:
 
         rows: list[dict[str, Any]] = []
         cont: dict[str, Any] = {}
-        async with httpx.AsyncClient(timeout=20.0) as client:
-            while True:
-                response = await client.get(self.api_url, params={**params, **cont})
-                response.raise_for_status()
-                payload = response.json()
-                rows.extend(payload.get("query", {}).get("recentchanges", []))
-                if "continue" not in payload:
-                    break
-                cont = payload["continue"]
+        headers = {"User-Agent": USER_AGENT}
+        try:
+            async with httpx.AsyncClient(timeout=30.0, headers=headers, follow_redirects=True) as client:
+                while True:
+                    response = await client.get(self.api_url, params={**params, **cont})
+                    if response.status_code >= 400:
+                        raise WikiFetchError(
+                            f"Wiki-API nicht erreichbar (HTTP {response.status_code}). "
+                            f"Prüfe WIKI_API_URL in der Konfiguration."
+                        )
+                    payload = response.json()
+                    if "error" in payload:
+                        code = payload["error"].get("code", "unknown")
+                        info = payload["error"].get("info", "Unbekannter API-Fehler")
+                        raise WikiFetchError(f"Wiki-API-Fehler ({code}): {info}")
 
-            titles = sorted({item["title"] for item in rows if item.get("title")})
-            categories = await self._get_categories_for_titles(client, titles)
+                    rows.extend(payload.get("query", {}).get("recentchanges", []))
+                    if "continue" not in payload:
+                        break
+                    cont = payload["continue"]
+
+                titles = sorted({item["title"] for item in rows if item.get("title")})
+                categories = await self._get_categories_for_titles(client, titles)
+        except httpx.RequestError as exc:
+            raise WikiFetchError(f"Wiki-API-Anfrage fehlgeschlagen: {exc}") from exc
 
         for row in rows:
             row["categories"] = categories.get(row.get("title", ""), [])
@@ -67,12 +88,15 @@ class WikiService:
                 "titles": "|".join(chunk),
             }
             response = await client.get(self.api_url, params=params)
-            response.raise_for_status()
+            if response.status_code >= 400:
+                continue
             pages = response.json().get("query", {}).get("pages", {})
             for page in pages.values():
                 title = page.get("title")
                 if not title:
                     continue
                 raw_categories = page.get("categories", [])
-                result[title] = [c.get("title", "").replace("Kategorie:", "") for c in raw_categories if c.get("title")]
+                result[title] = [
+                    c.get("title", "").replace("Kategorie:", "") for c in raw_categories if c.get("title")
+                ]
         return result