feat: LeadHunter CRUD API + auth fixes + blueprint registrations (HRT-136)

- leadhunter_crm.py: add update_lead(), delete_lead(); expand VALID_STATUSES to 7-step Kanban with legacy migration map
- leadhunter_api.py: add GET/PUT/DELETE /api/leads/<id> endpoints; import update_lead, delete_lead
- portal_server.py: add routes for /leadhunter/clients/le-big-ben/ and /formation/ai102
- saas_api_v1.py: register user blueprint (HRT-79/80) and history blueprint (HRT-81)
- api_v1/routes/user.py: switch auth import to saas_auth.require_auth
- api_v1/routes/history.py: fix auth import + request.current_user fallback
- api_v1/routes/ml_feedback.py: fix auth import + request.current_user fallback

Co-Authored-By: Paperclip <noreply@paperclip.ing>

leadhunter_crm.py

@@ -52,8 +52,24 @@ if not logger.handlers:
 # ─── Chemin DB ───────────────────────────────────────────────────────────────
 DB_PATH = "/home/h3r7/leadhunter.db"
 
-# Statuts valides pour un lead
-VALID_STATUSES = {"new", "contacted", "closed", "rejected"}
+# Statuts valides pour un lead (7 etapes Kanban)
+VALID_STATUSES = {
+    "nouveau",  # NOUVEAU
+    "contacte",  # CONTACTÉ
+    "interesse",  # INTÉRESSÉ
+    "demo_planifiee",  # DÉMO PLANIFIÉE
+    "proposition_envoyee",  # PROPOSITION ENVOYÉE
+    "negotiation",  # NÉGOCIATION
+    "signe_ou_refuse",  # SIGNÉ / REFUSÉ
+}
+
+# Mapping des anciens statuts vers les nouveaux (pour migration)
+LEGACY_STATUS_MAP = {
+    "new": "nouveau",
+    "contacted": "contacte",
+    "closed": "signe_ou_refuse",
+    "rejected": "signe_ou_refuse",
+}
 
 
 # ─── Initialisation ──────────────────────────────────────────────────────────
@@ -212,6 +228,77 @@ def get_lead_by_id(lead_id: int, db_path: str = DB_PATH) -> Optional[dict]:
         return None
 
 
+def update_lead(lead_id: int, data: dict, db_path: str = DB_PATH) -> bool:
+    """
+    Met à jour un lead avec les champs fournis.
+
+    Args:
+        lead_id: id du lead.
+        data: dict avec les champs a mettre a jour (name, address, phone, etc.)
+
+    Returns:
+        True si mise a jour reussie, False sinon.
+    """
+    allowed_fields = {
+        "name",
+        "address",
+        "phone",
+        "rating",
+        "reviews_count",
+        "website",
+        "score",
+        "rgpd_ok",
+        "status",
+    }
+    fields_to_update = {k: v for k, v in data.items() if k in allowed_fields}
+
+    if not fields_to_update:
+        logger.warning(
+            f"update_lead : aucun champ valide fourni pour lead_id={lead_id}"
+        )
+        return False
+
+    if (
+        "status" in fields_to_update
+        and fields_to_update["status"] not in VALID_STATUSES
+    ):
+        logger.warning(f"update_lead : statut invalide '{fields_to_update['status']}'")
+        return False
+
+    try:
+        with _get_conn(db_path) as conn:
+            set_clause = ", ".join([f"{k} = ?" for k in fields_to_update])
+            values = list(fields_to_update.values()) + [lead_id]
+            conn.execute(f"UPDATE leads SET {set_clause} WHERE id = ?", values)
+            logger.info(
+                f"Lead id={lead_id} mis a jour : {list(fields_to_update.keys())}"
+            )
+            return True
+    except Exception as e:
+        logger.warning(f"update_lead error : {e}")
+        return False
+
+
+def delete_lead(lead_id: int, db_path: str = DB_PATH) -> bool:
+    """
+    Supprime un lead physiquement.
+
+    Args:
+        lead_id: id du lead a supprimer.
+
+    Returns:
+        True si suppression reussie, False sinon.
+    """
+    try:
+        with _get_conn(db_path) as conn:
+            conn.execute("DELETE FROM leads WHERE id = ?", (lead_id,))
+            logger.info(f"Lead id={lead_id} supprime")
+            return True
+    except Exception as e:
+        logger.warning(f"delete_lead error : {e}")
+        return False
+
+
 def update_lead_status(lead_id: int, status: str, db_path: str = DB_PATH) -> bool:
     """
     Met à jour le statut d'un lead.