add of longProjects and update of projects table

routers/longProjects.py

@@ -0,0 +1,49 @@
+from fastapi import APIRouter, HTTPException
+import MySQLdb
+from database import get_db_connection
+
+router = APIRouter()
+
+
+@router.get("/")
+def read_longProjects():
+    conn = get_db_connection()
+    if not conn:
+        raise HTTPException(status_code=503, detail="Service de base de données indisponible.")
+
+    try:
+        with conn.cursor(MySQLdb.cursors.DictCursor) as cursor:
+            sql = """
+                SELECT
+                    p.id,
+                    p.title,
+                    p.long_description,
+                    p.school,
+                    p.date,
+                    p.repo_link,
+                    p.nb_image,
+                    p.image_name,
+                    GROUP_CONCAT(DISTINCT s.name ORDER BY s.name SEPARATOR ', ') AS skills
+                FROM
+                    projects p
+                LEFT JOIN
+                    project_skills ps ON p.id = ps.project_id
+                LEFT JOIN
+                    skills s ON ps.skill_id = s.id
+                GROUP BY
+                    p.id;
+            """
+            cursor.execute(sql)
+            result = cursor.fetchall()
+
+            for project in result:
+                if project['skills']:
+                    project['skills'] = project['skills'].split(', ')
+                else:
+                    project['skills'] = []
+
+            return {"data": result}
+    except MySQLdb.Error as e:
+        raise HTTPException(status_code=500, detail=f"Erreur lors de la requête: {e}")
+    finally:
+        conn.close()