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webapp/__init__.py

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+from __future__ import annotations
+from flask import Flask, render_template
+from datetime import datetime
+
+# bestehende Blueprints
+from .routes.structures import bp as structures_bp
+from .routes.cookbook   import bp as cookbook_bp
+from .routes.archive    import bp as archive_bp
+# NEU: Blueprint-ID API
+from .routes.blueprints import bp as blueprints_api_bp
+
+def create_app() -> Flask:
+    app = Flask(__name__, template_folder="templates")
+
+    # Jinja-Filter für Timestamps (wird in Templates genutzt)
+    def fmt_ts(value):
+        if not value:
+            return ""
+        try:
+            # akzeptiert "YYYY-mm-ddTHH:MM:SS" etc.
+            if isinstance(value, (int, float)):
+                return datetime.fromtimestamp(value).strftime("%Y-%m-%d %H:%M")
+            s = str(value).replace("T", " ").split("+", 1)[0]
+            return s[:16]
+        except Exception:
+            return str(value)
+    app.jinja_env.filters["fmt_ts"] = fmt_ts
+
+    # Blueprints registrieren
+    app.register_blueprint(structures_bp)
+    app.register_blueprint(cookbook_bp)
+    app.register_blueprint(archive_bp)
+    app.register_blueprint(blueprints_api_bp)  # <-- neu
+
+    # Home + Favicon
+    @app.get("/")
+    def home():
+        return render_template("index.html")
+
+    @app.get("/favicon.ico")
+    def _favicon():
+        return ("", 204)
+
+    return app