Merge origin/main into feature/upload-download-apis

Resolved conflicts in:
- backend/app/routes.py: Combined imports (Query, Header, Response) and schemas (pagination + resumable upload)
- backend/app/schemas.py: Kept all schemas (pagination + resumable upload)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

backend/app/routes.py

@@ -1,8 +1,9 @@
-from fastapi import APIRouter, Depends, HTTPException, UploadFile, File, Form, Request, Header, Response
+from fastapi import APIRouter, Depends, HTTPException, UploadFile, File, Form, Request, Query, Header, Response
 from fastapi.responses import StreamingResponse
 from sqlalchemy.orm import Session
-from sqlalchemy import or_
+from sqlalchemy import or_, func
 from typing import List, Optional
+import math
 import re
 import io
 import hashlib
@@ -18,6 +19,7 @@ from .schemas import (
     UploadResponse,
     ConsumerResponse,
     HealthResponse,
+    PaginatedResponse, PaginationMeta,
     ResumableUploadInitRequest,
     ResumableUploadInitResponse,
     ResumableUploadPartResponse,
@@ -48,13 +50,44 @@ def health_check():
 
 
 # Project routes
-@router.get("/api/v1/projects", response_model=List[ProjectResponse])
-def list_projects(request: Request, db: Session = Depends(get_db)):
+@router.get("/api/v1/projects", response_model=PaginatedResponse[ProjectResponse])
+def list_projects(
+    request: Request,
+    page: int = Query(default=1, ge=1, description="Page number"),
+    limit: int = Query(default=20, ge=1, le=100, description="Items per page"),
+    search: Optional[str] = Query(default=None, description="Search by project name"),
+    db: Session = Depends(get_db),
+):
     user_id = get_user_id(request)
-    projects = db.query(Project).filter(
+
+    # Base query - filter by access
+    query = db.query(Project).filter(
         or_(Project.is_public == True, Project.created_by == user_id)
-    ).order_by(Project.name).all()
-    return projects
+    )
+
+    # Apply search filter (case-insensitive)
+    if search:
+        query = query.filter(func.lower(Project.name).contains(search.lower()))
+
+    # Get total count before pagination
+    total = query.count()
+
+    # Apply pagination
+    offset = (page - 1) * limit
+    projects = query.order_by(Project.name).offset(offset).limit(limit).all()
+
+    # Calculate total pages
+    total_pages = math.ceil(total / limit) if total > 0 else 1
+
+    return PaginatedResponse(
+        items=projects,
+        pagination=PaginationMeta(
+            page=page,
+            limit=limit,
+            total=total,
+            total_pages=total_pages,
+        ),
+    )
 
 
 @router.post("/api/v1/projects", response_model=ProjectResponse)