feat: add Docker Compose and GDB debug script debug purposes

- Create docker-compose.yml for Speculos emulator setup
- Add gdb.sh script to simplify debugging workflow
- Configure container with source, binary, and debug port mappings

docker-compose.yml

@@ -0,0 +1,16 @@
+# version: "3.7"
+
+services:
+  nanosp:
+    image: ghcr.io/blooo-io/speculos:latest
+    volumes:
+      - ./bin:/speculos/apps
+      - ./src:/speculos/sources
+      - ./build:/speculos/build
+    ports:
+      - "5000:5000" # api
+      - "40000:40000" # apdu
+    environment:
+      - GDB_DIRECTORY_LIST="/speculos/sources:/speculos/sources/ui:/speculos/sources/handler:"
+    command: "-d --model nanosp build/nanos2/bin/app.elf --display headless --apdu-port 40000"
+    # Add `--vnc-password "<password>"` for macos users to use built-in vnc client.

gdb.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+docker compose up -d
+
+# Wait for the container to start
+until docker inspect -f '{{.State.Status}}' app-everscale-nanosp-1 | grep -q "running"; do
+    sleep 1
+done
+
+docker exec -it app-everscale-nanosp-1 ./tools/debug.sh apps/app.elf
+
+docker compose down