feat: Enhance project and reservation management

- Updated reservation list to display estimated units and improved count display.
- Added "Upcoming" status to project dashboard and header with corresponding styles.
- Implemented a dropdown for quick status updates in project header.
- Modified project list compact view to reflect new status labels.
- Updated project overview to include a tab for upcoming projects.
- Added migration script to introduce estimated_units column in job_reservations table.

backend/routers/projects.py

@@ -373,11 +373,13 @@ async def get_projects_list(
     """
     query = db.query(Project)
 
-    # Filter by status if provided; otherwise exclude soft-deleted projects
-    if status:
+    # Filter by status if provided; otherwise exclude archived/deleted from default view
+    if status == "all":
+        query = query.filter(Project.status != "deleted")
+    elif status:
         query = query.filter(Project.status == status)
     else:
-        query = query.filter(Project.status != "deleted")
+        query = query.filter(Project.status.notin_(["deleted", "archived", "completed"]))
 
     # Filter by project type if provided
     if project_type_id:
@@ -438,6 +440,7 @@ async def get_projects_stats(request: Request, db: Session = Depends(get_db)):
     """
     # Count projects by status (exclude deleted)
     total_projects = db.query(func.count(Project.id)).filter(Project.status != "deleted").scalar()
+    upcoming_projects = db.query(func.count(Project.id)).filter_by(status="upcoming").scalar()
     active_projects = db.query(func.count(Project.id)).filter_by(status="active").scalar()
     on_hold_projects = db.query(func.count(Project.id)).filter_by(status="on_hold").scalar()
     completed_projects = db.query(func.count(Project.id)).filter_by(status="completed").scalar()
@@ -459,6 +462,7 @@ async def get_projects_stats(request: Request, db: Session = Depends(get_db)):
         "request": request,
         "total_projects": total_projects,
         "active_projects": active_projects,
+        "upcoming_projects": upcoming_projects,
         "on_hold_projects": on_hold_projects,
         "completed_projects": completed_projects,
         "total_locations": total_locations,