Added dockerfile and restructured directories accordingly

Author: samaid

tutorials/nvmath-python/brev/.gitignore

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+dockerfile

tutorials/nvmath-python/brev/docker-compose.yml

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+x-config:
+  dockerfile: &dockerfile tutorials/nvmath-python/brev/dockerfile
+  image: &image ghcr.io/nvidia/nvmath-python-tutorial:brev-reorg-latest
+  working-dir: &working-dir /accelerated-computing-hub/tutorials/nvmath-python/notebooks
+  large: &large true
+
+services:
+  base:
+    build:
+      context: ../../..
+      dockerfile: *dockerfile
+      args:
+        GIT_BRANCH_NAME: ${GIT_BRANCH_NAME:-HEAD}
+    image: *image
+    pull_policy: missing
+    volumes:
+      - accelerated-computing-hub:/accelerated-computing-hub
+    environment:
+      - BREV_ENV_ID
+      - GIT_BRANCH_NAME
+    user: root
+    working_dir: *working-dir
+    entrypoint: ["/opt/update-git-branch.bash"]
+    restart: "no"
+  jupyter:
+    image: *image
+    depends_on:
+      base:
+        condition: service_completed_successfully
+    privileged: true
+    ulimits:
+      memlock: -1
+      stack: 67108864
+    shm_size: 1g
+    deploy:
+      resources:
+        reservations:
+          devices:
+            - driver: nvidia
+              count: all
+              capabilities: [gpu]
+    ports:
+      - "0.0.0.0:8888:8888" # JupyterLab
+    volumes_from:
+      - base
+    environment:
+      - BREV_ENV_ID
+      - GIT_BRANCH_NAME
+    user: root
+    working_dir: *working-dir
+    restart: unless-stopped
+  nsight:
+    image: nvcr.io/nvidia/devtools/nsight-streamer-nsys:2025.3.1
+    depends_on:
+      base:
+        condition: service_completed_successfully
+    pull_policy: missing
+    ulimits:
+      memlock: -1
+      stack: 67108864
+    shm_size: 1g
+    deploy:
+      resources:
+        reservations:
+          devices:
+            - driver: nvidia
+              count: all
+              capabilities: [gpu]
+    ports:
+      - "0.0.0.0:8080:8080" # HTTP
+      - "0.0.0.0:3478:3478" # TURN
+    volumes_from:
+      - base
+    environment:
+      - BREV_ENV_ID
+      - GIT_BRANCH_NAME
+    user: root
+    working_dir: *working-dir
+    entrypoint: ["/accelerated-computing-hub/brev/nsight-start.bash"]
+    restart: unless-stopped
+
+volumes:
+  accelerated-computing-hub:

tutorials/nvmath-python/brev/requirements.txt

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+# Pin NVIDIA library versions to match PyTorch requirements
+nvidia-cublas-cu12==12.8.4.1
+nvidia-nvshmem-cu12==3.3.20
+nvidia-cuda-nvcc-cu12==12.8.*
+nvidia-cuda-nvrtc-cu12==12.8.*
+
+# CUDA
+cuda-python == 12.9.1 # cuda.{core, bindings}, numba.cuda
+
+# Scientific
+numpy
+scipy
+ssgetpy
+cupy-cuda12x
+
+nvmath-python[cu12,dx,cpu,cu12-distributed]
+
+# Visualization
+matplotlib
+
+# Jupyter
+jupyterlab
+jupyterlab-nvidia-nsight
+ipywidgets
+ipykernel
+
+# MPI
+mpi4py
+