feat: add jobs CRUD API with manual execution

- Full CRUD for backup jobs
- Manual job trigger endpoint with background execution
- Schedule creation endpoint
- Tests for job creation, update, execution, and 404 cases

backend/tests/test_jobs.py

@@ -0,0 +1,97 @@
+import pytest
+from httpx import AsyncClient
+from fastapi.testclient import TestClient
+from app.main import app
+
+@pytest.fixture
+def client():
+    with TestClient(app) as c:
+        yield c
+
+def test_create_job(client):
+    # Create a source first (job requires source_id)
+    source_resp = client.post("/api/sources/", json={
+        "name": "Test Source",
+        "type": "local",
+        "config": {"path": "/tmp/test"}
+    })
+    assert source_resp.status_code == 200
+    source_id = source_resp.json()["id"]
+    
+    response = client.post("/api/jobs/", json={
+        "name": "Test Job",
+        "source_id": source_id,
+        "strategy": "full",
+        "destination_path": "/tmp/backups",
+        "exclude_patterns": [],
+        "enabled": True
+    })
+    assert response.status_code == 200
+    data = response.json()
+    assert data["name"] == "Test Job"
+    assert data["source_id"] == source_id
+    assert data["strategy"] == "full"
+    assert "id" in data
+
+def test_run_job(client):
+    # Create source
+    source_resp = client.post("/api/sources/", json={
+        "name": "Test Source",
+        "type": "local",
+        "config": {"path": "/tmp/test"}
+    })
+    source_id = source_resp.json()["id"]
+    
+    # Create job
+    job_resp = client.post("/api/jobs/", json={
+        "name": "Test Job",
+        "source_id": source_id,
+        "strategy": "full",
+        "destination_path": "/tmp/backups",
+        "exclude_patterns": [],
+        "enabled": True
+    })
+    job_id = job_resp.json()["id"]
+    
+    response = client.post(f"/api/jobs/{job_id}/run")
+    assert response.status_code == 200
+    assert response.json()["message"] == "Job execution started"
+
+def test_update_job(client):
+    # Create source
+    source_resp = client.post("/api/sources/", json={
+        "name": "Test Source",
+        "type": "local",
+        "config": {"path": "/tmp/test"}
+    })
+    source_id = source_resp.json()["id"]
+    
+    # Create job
+    job_resp = client.post("/api/jobs/", json={
+        "name": "Original Name",
+        "source_id": source_id,
+        "strategy": "full",
+        "destination_path": "/tmp/backups",
+        "exclude_patterns": [],
+        "enabled": True
+    })
+    job_id = job_resp.json()["id"]
+    
+    response = client.put(f"/api/jobs/{job_id}", json={
+        "name": "Updated Name"
+    })
+    assert response.status_code == 200
+    assert response.json()["name"] == "Updated Name"
+    assert response.json()["strategy"] == "full"  # Unchanged
+
+def test_get_job_not_found(client):
+    response = client.get("/api/jobs/99999")
+    assert response.status_code == 404
+
+def test_update_job_not_found(client):
+    response = client.put("/api/jobs/99999", json={"name": "Test"})
+    assert response.status_code == 404
+
+def test_delete_job_not_found(client):
+    response = client.delete("/api/jobs/99999")
+    assert response.status_code == 404