refactor storage minio for k8s

core/schema/models/sources.py

@@ -0,0 +1,39 @@
+"""
+Media source models.
+
+Describes what types of sources the detection pipeline can process.
+Only chunk_job (blobs in MinIO) is implemented now — the rest are
+extension points with defined shapes.
+"""
+
+from dataclasses import dataclass, field
+from enum import Enum
+
+
+class SourceType(str, Enum):
+    CHUNK_JOB = "chunk_job"   # pre-chunked video segments in blob storage
+    UPLOAD    = "upload"      # future: user-uploaded file → MinIO → pipeline
+    DEVICE    = "device"      # future: local camera/capture card via ffmpeg (no MinIO)
+    STREAM    = "stream"      # future: RTMP/HLS URL via ffmpeg (no MinIO)
+
+
+@dataclass
+class ChunkInfo:
+    """A single chunk (video segment) stored in blob storage."""
+    filename: str
+    key: str          # storage key (MinIO object key)
+    size_bytes: int
+
+
+@dataclass
+class SourceJob:
+    """
+    A group of chunks that belong together (same source video/session).
+
+    Listed by the source selector so the user can pick a job,
+    then drill into its chunks.
+    """
+    job_id: str
+    source_type: str          # SourceType value
+    chunk_count: int
+    total_bytes: int = 0