start tutorial

tutorial/00-setup-live/task/checklist.md

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+# Task Checklist
+
+- [ ] Rust toolchain installiert (`rustup`, `cargo`, `rustc`)
+- [ ] Target `thumbv7m-none-eabi` installiert
+- [ ] `probe-rs-tools` installiert
+- [ ] ST-Link wird von `probe-rs list` erkannt
+- [ ] `probe-rs chip list | grep STM32F103C8` liefert Treffer

tutorial/00-setup-live/task/setup.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+echo "[verify-host] rustup"
+if ! command -v rustup >/dev/null 2>&1; then
+  echo "rustup not found. Install from https://rustup.rs/ and rerun."
+  echo "curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh"
+  exit 1
+fi
+rustup --version
+
+echo "[verify-host] cargo"
+cargo --version
+
+echo "[verify-host] rustc"
+rustc --version
+
+echo "[setup] ensuring stable toolchain..."
+rustup toolchain install stable
+rustup default stable
+
+echo "[setup] adding embedded target thumbv7m-none-eabi..."
+rustup target add thumbv7m-none-eabi
+
+echo "[setup] checking probe-rs..."
+if ! command -v probe-rs >/dev/null 2>&1; then
+  echo "[setup] installing probe-rs-tools via cargo..."
+  cargo install probe-rs-tools
+  sudo groupadd --system plugdev
+  sudo usermod -a -G plugdev $USER
+else
+  echo "[setup] probe-rs already installed"
+  probe-rs --version
+fi
+
+echo "[setup] done"