Add AGPL-3.0 SPDX headers to all source files

2026-04-21 13:37:39 +00:00 · 2026-03-09 20:17:45 +00:00 · 2026-03-09 20:17:45 +00:00 · d882678fe4
commit d882678fe4
parent ac2906f357
471 changed files with 1413 additions and 0 deletions
--- a/cli.py
+++ b/cli.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from cli import app

 if __name__ == "__main__":
--- a/cli/init.py
+++ b/cli/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 import typer

 from cli.commands.train import train
--- a/cli/commands/export.py
+++ b/cli/commands/export.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from pathlib import Path
 from typing import Optional

--- a/cli/commands/inference.py
+++ b/cli/commands/inference.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 import sys
 from typing import Optional

--- a/cli/commands/studio.py
+++ b/cli/commands/studio.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 import time
 from pathlib import Path
 from typing import Optional
--- a/cli/commands/train.py
+++ b/cli/commands/train.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 import time
 from pathlib import Path
 from typing import Optional
--- a/cli/commands/ui.py
+++ b/cli/commands/ui.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 import time
 from pathlib import Path
 from typing import Optional
--- a/cli/config.py
+++ b/cli/config.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from pathlib import Path
 from typing import Literal, Optional, List

--- a/cli/options.py
+++ b/cli/options.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """Generate Typer CLI options from Pydantic models."""

 import functools
--- a/install_python_stack.py
+++ b/install_python_stack.py
@ -1,4 +1,8 @@
 #!/usr/bin/env python3
+
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """Cross-platform Python dependency installer for Unsloth Studio.

 Called by both setup.sh (Linux / WSL) and setup.ps1 (Windows) after the
--- a/setup.ps1
+++ b/setup.ps1
@ -1,4 +1,6 @@
 #Requires -Version 5.1
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
 <#
 .SYNOPSIS
    Full environment setup for Unsloth Studio on Windows (bundled version).
--- a/setup.sh
+++ b/setup.sh
@ -1,4 +1,7 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 set -euo pipefail

 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
--- a/studio/backend/auth/init.py
+++ b/studio/backend/auth/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Authentication module for JWT-based auth with SQLite storage.
 """
--- a/studio/backend/auth/authentication.py
+++ b/studio/backend/auth/authentication.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 import secrets
 from datetime import datetime, timedelta, timezone
 from typing import Optional
--- a/studio/backend/auth/hashing.py
+++ b/studio/backend/auth/hashing.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Password hashing utilities using PBKDF2.
 """
--- a/studio/backend/auth/storage.py
+++ b/studio/backend/auth/storage.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 SQLite storage for authentication data (user credentials + JWT secret).
 """
--- a/studio/backend/colab.py
+++ b/studio/backend/colab.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Colab-specific helpers for running Unsloth Studio.
 Uses Colab's built-in proxy - no external tunneling needed!
--- a/studio/backend/core/init.py
+++ b/studio/backend/core/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Unified core module for Unsloth backend

--- a/studio/backend/core/data_recipe/init.py
+++ b/studio/backend/core/data_recipe/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Data Recipe core (DataDesigner wrapper + job runner).
 """
--- a/studio/backend/core/data_recipe/jobs/init.py
+++ b/studio/backend/core/data_recipe/jobs/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from .manager import JobManager, get_job_manager

 __all__ = ["JobManager", "get_job_manager"]
--- a/studio/backend/core/data_recipe/jobs/constants.py
+++ b/studio/backend/core/data_recipe/jobs/constants.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 # stages parsed from data-designer logs
--- a/studio/backend/core/data_recipe/jobs/manager.py
+++ b/studio/backend/core/data_recipe/jobs/manager.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 import asyncio
--- a/studio/backend/core/data_recipe/jobs/parse.py
+++ b/studio/backend/core/data_recipe/jobs/parse.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 import re
--- a/studio/backend/core/data_recipe/jobs/types.py
+++ b/studio/backend/core/data_recipe/jobs/types.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 from dataclasses import dataclass, field
--- a/studio/backend/core/data_recipe/jobs/worker.py
+++ b/studio/backend/core/data_recipe/jobs/worker.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 import json
--- a/studio/backend/core/data_recipe/jsonable.py
+++ b/studio/backend/core/data_recipe/jsonable.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 import base64
--- a/studio/backend/core/data_recipe/local_callable_validators.py
+++ b/studio/backend/core/data_recipe/local_callable_validators.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 import json
--- a/studio/backend/core/data_recipe/service.py
+++ b/studio/backend/core/data_recipe/service.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 import base64
--- a/studio/backend/core/export/init.py
+++ b/studio/backend/core/export/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Export submodule - Model export operations

--- a/studio/backend/core/export/export.py
+++ b/studio/backend/core/export/export.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 # backend/export.py
 """
 Export backend - handles model exporting in various formats
--- a/studio/backend/core/export/orchestrator.py
+++ b/studio/backend/core/export/orchestrator.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Export orchestrator — subprocess-based.

--- a/studio/backend/core/export/worker.py
+++ b/studio/backend/core/export/worker.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Export subprocess entry point.

--- a/studio/backend/core/inference/init.py
+++ b/studio/backend/core/inference/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Inference submodule - Inference backend for model loading and generation

--- a/studio/backend/core/inference/audio_codecs.py
+++ b/studio/backend/core/inference/audio_codecs.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Audio codec loading and decoding for TTS inference.
 Supports: SNAC (Orpheus), CSM (Sesame), BiCodec (Spark), DAC (OuteTTS)
--- a/studio/backend/core/inference/inference.py
+++ b/studio/backend/core/inference/inference.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Core inference backend - streamlined
 """
--- a/studio/backend/core/inference/llama_cpp.py
+++ b/studio/backend/core/inference/llama_cpp.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 llama-server inference backend for GGUF models.

--- a/studio/backend/core/inference/orchestrator.py
+++ b/studio/backend/core/inference/orchestrator.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Inference orchestrator — subprocess-based.

--- a/studio/backend/core/inference/worker.py
+++ b/studio/backend/core/inference/worker.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Inference subprocess entry point.

--- a/studio/backend/core/training/init.py
+++ b/studio/backend/core/training/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Training submodule - Training backends and trainer classes
 """
--- a/studio/backend/core/training/trainer.py
+++ b/studio/backend/core/training/trainer.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Unsloth Training Backend
 Integrates Unsloth training capabilities with the FastAPI backend
--- a/studio/backend/core/training/training.py
+++ b/studio/backend/core/training/training.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Training backend — subprocess orchestrator.

--- a/studio/backend/core/training/worker.py
+++ b/studio/backend/core/training/worker.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Training subprocess entry point.

--- a/studio/backend/main.py
+++ b/studio/backend/main.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Main FastAPI application for Unsloth UI Backend
 """
--- a/studio/backend/models/init.py
+++ b/studio/backend/models/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic models for API request/response schemas
 """
--- a/studio/backend/models/auth.py
+++ b/studio/backend/models/auth.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic schemas for Authentication API
 """
--- a/studio/backend/models/data_recipe.py
+++ b/studio/backend/models/data_recipe.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic schemas for Data Recipe (DataDesigner) API.
 """
--- a/studio/backend/models/datasets.py
+++ b/studio/backend/models/datasets.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Dataset-related Pydantic models for API requests and responses.
 """
--- a/studio/backend/models/export.py
+++ b/studio/backend/models/export.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic schemas for Export API.
 """
--- a/studio/backend/models/inference.py
+++ b/studio/backend/models/inference.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic schemas for Inference API
 """
--- a/studio/backend/models/models.py
+++ b/studio/backend/models/models.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic schemas for Model Management API
 """
--- a/studio/backend/models/responses.py
+++ b/studio/backend/models/responses.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic response schemas for endpoints that previously returned raw dicts.
 These are small response models for training and model management routes.
--- a/studio/backend/models/training.py
+++ b/studio/backend/models/training.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Pydantic schemas for Training API
 """
--- a/studio/backend/models/users.py
+++ b/studio/backend/models/users.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """Pydantic models for authentication tokens.

 This module defines the Token response model used by auth routes.
--- a/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/init.py
+++ b/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from .chunking import (
    DEFAULT_CHUNK_OVERLAP,
    DEFAULT_CHUNK_SIZE,
--- a/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/chunking.py
+++ b/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/chunking.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 import hashlib
--- a/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/config.py
+++ b/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/config.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 from pathlib import Path
--- a/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/impl.py
+++ b/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/impl.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from __future__ import annotations

 from pathlib import Path
--- a/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/plugin.py
+++ b/studio/backend/plugins/data-designer-unstructured-seed/src/data_designer_unstructured_seed/plugin.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 from data_designer.plugins.plugin import Plugin, PluginType

 unstructured_seed_plugin = Plugin(
--- a/studio/backend/routes/init.py
+++ b/studio/backend/routes/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 API Routes
 """
--- a/studio/backend/routes/auth.py
+++ b/studio/backend/routes/auth.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Authentication API routes
 """
--- a/studio/backend/routes/data_recipe/init.py
+++ b/studio/backend/routes/data_recipe/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """Data Recipe route package."""

 from __future__ import annotations
--- a/studio/backend/routes/data_recipe/jobs.py
+++ b/studio/backend/routes/data_recipe/jobs.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """Job lifecycle endpoints for data recipe."""

 from __future__ import annotations
--- a/studio/backend/routes/data_recipe/mcp.py
+++ b/studio/backend/routes/data_recipe/mcp.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """MCP helper endpoints for data recipe."""

 from __future__ import annotations
--- a/studio/backend/routes/data_recipe/seed.py
+++ b/studio/backend/routes/data_recipe/seed.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """Seed inspect endpoints for data recipe."""

 from __future__ import annotations
--- a/studio/backend/routes/data_recipe/validate.py
+++ b/studio/backend/routes/data_recipe/validate.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """Validation endpoints for data recipe."""

 from __future__ import annotations
--- a/studio/backend/routes/datasets.py
+++ b/studio/backend/routes/datasets.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Datasets API routes
 """
--- a/studio/backend/routes/export.py
+++ b/studio/backend/routes/export.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Export API routes: checkpoint discovery and model export operations.
 """
--- a/studio/backend/routes/inference.py
+++ b/studio/backend/routes/inference.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Inference API routes for model loading and text generation.
 """
--- a/studio/backend/routes/models.py
+++ b/studio/backend/routes/models.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Model Management API routes
 """
--- a/studio/backend/routes/training.py
+++ b/studio/backend/routes/training.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Training API routes
 """
--- a/studio/backend/run.py
+++ b/studio/backend/run.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Run script for Unsloth UI Backend.
 Works independently and can be moved to any directory.
--- a/studio/backend/tests/conftest.py
+++ b/studio/backend/tests/conftest.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Shared pytest configuration for the backend test suite.
 Ensures that the backend root is on sys.path so that
--- a/studio/backend/tests/test_utils.py
+++ b/studio/backend/tests/test_utils.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Tests for utils/hardware and utils/utils — device detection, GPU memory, error formatting.

--- a/studio/backend/utils/cache_cleanup.py
+++ b/studio/backend/utils/cache_cleanup.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Utility for cleaning up the Unsloth compiled cache directory.

--- a/studio/backend/utils/datasets/init.py
+++ b/studio/backend/utils/datasets/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Dataset utilities package.

--- a/studio/backend/utils/datasets/chat_templates.py
+++ b/studio/backend/utils/datasets/chat_templates.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Chat template application utilities for dataset processing.

--- a/studio/backend/utils/datasets/data_collators.py
+++ b/studio/backend/utils/datasets/data_collators.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Data collators for dataset processing.

--- a/studio/backend/utils/datasets/dataset_utils.py
+++ b/studio/backend/utils/datasets/dataset_utils.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Dataset utilities for format detection, conversion, and template application.

--- a/studio/backend/utils/datasets/format_conversion.py
+++ b/studio/backend/utils/datasets/format_conversion.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Format conversion utilities for dataset processing.

--- a/studio/backend/utils/datasets/format_detection.py
+++ b/studio/backend/utils/datasets/format_detection.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Format detection utilities for dataset processing.

--- a/studio/backend/utils/datasets/model_mappings.py
+++ b/studio/backend/utils/datasets/model_mappings.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Model and template mappings for dataset processing.

--- a/studio/backend/utils/datasets/vlm_processing.py
+++ b/studio/backend/utils/datasets/vlm_processing.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 VLM (Vision-Language Model) processing utilities.

--- a/studio/backend/utils/hardware/init.py
+++ b/studio/backend/utils/hardware/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Hardware detection and GPU utilities
 """
--- a/studio/backend/utils/hardware/hardware.py
+++ b/studio/backend/utils/hardware/hardware.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Hardware detection — run once at startup, read everywhere.

--- a/studio/backend/utils/inference/init.py
+++ b/studio/backend/utils/inference/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Inference utility functions
 """
--- a/studio/backend/utils/inference/inference_config.py
+++ b/studio/backend/utils/inference/inference_config.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Inference configuration loading utilities.

--- a/studio/backend/utils/models/init.py
+++ b/studio/backend/utils/models/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Model and LoRA configuration handling
 """
--- a/studio/backend/utils/models/checkpoints.py
+++ b/studio/backend/utils/models/checkpoints.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Checkpoint scanning utilities for discovering training runs and their checkpoints.
 """
--- a/studio/backend/utils/models/model_config.py
+++ b/studio/backend/utils/models/model_config.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Model and LoRA configuration handling
 """
--- a/studio/backend/utils/paths/init.py
+++ b/studio/backend/utils/paths/init.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Path utilities for model and dataset handling
 """
--- a/studio/backend/utils/paths/path_utils.py
+++ b/studio/backend/utils/paths/path_utils.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Path utilities for model and dataset handling
 """
--- a/studio/backend/utils/transformers_version.py
+++ b/studio/backend/utils/transformers_version.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Automatic transformers version switching.

--- a/studio/backend/utils/utils.py
+++ b/studio/backend/utils/utils.py
@ -1,3 +1,6 @@
+# SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+# Copyright © 2025 Unsloth AI
+
 """
 Shared backend utilities
 """
--- a/studio/frontend/src/app/app.tsx
+++ b/studio/frontend/src/app/app.tsx
@ -1,3 +1,6 @@
+// SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+// Copyright © 2025 Unsloth AI
+
 import { RouterProvider } from "@tanstack/react-router";
 import { router } from "./router";

--- a/studio/frontend/src/app/auth-guards.ts
+++ b/studio/frontend/src/app/auth-guards.ts
@ -1,3 +1,6 @@
+// SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+// Copyright © 2025 Unsloth AI
+
 import { redirect } from "@tanstack/react-router";
 import {
  getPostAuthRoute,
--- a/studio/frontend/src/app/provider.tsx
+++ b/studio/frontend/src/app/provider.tsx
@ -1,3 +1,6 @@
+// SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+// Copyright © 2025 Unsloth AI
+
 import { Toaster } from "@/components/ui/sonner";
 import { ThemeProvider } from "next-themes";
 import type { ReactNode } from "react";
--- a/studio/frontend/src/app/router.tsx
+++ b/studio/frontend/src/app/router.tsx
@ -1,3 +1,6 @@
+// SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+// Copyright © 2025 Unsloth AI
+
 import { createRouter } from "@tanstack/react-router";
 import { Route as rootRoute } from "./routes/__root";
 import { Route as dataRecipesRoute } from "./routes/data-recipes";
--- a/studio/frontend/src/app/routes/__root.tsx
+++ b/studio/frontend/src/app/routes/__root.tsx
@ -1,3 +1,6 @@
+// SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+// Copyright © 2025 Unsloth AI
+
 import { Navbar } from "@/components/navbar";
 import {
  Outlet,
--- a/studio/frontend/src/app/routes/chat.tsx
+++ b/studio/frontend/src/app/routes/chat.tsx
@ -1,3 +1,6 @@
+// SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+// Copyright © 2025 Unsloth AI
+
 import { createRoute } from "@tanstack/react-router";
 import { lazy } from "react";
 import { requireAuth } from "../auth-guards";
--- a/studio/frontend/src/app/routes/data-recipes.$recipeId.tsx
+++ b/studio/frontend/src/app/routes/data-recipes.$recipeId.tsx
@ -1,3 +1,6 @@
+// SPDX-License-Identifier: AGPL-3.0-only - See /studio/LICENSE.AGPL-3.0
+// Copyright © 2025 Unsloth AI
+
 import { createRoute } from "@tanstack/react-router";
 import type { ReactElement } from "react";
 import { lazy } from "react";
--- a/Show more
+++ b/Show more