Add trusted publishing

.github/workflows/cd-test.yml

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+# Copyright (C) Nitrokey GmbH
+# SPDX-License-Identifier: CC0-1.0
+
+name: Continuous delivery - test
+
+on:
+  pull_request:
+    # opened, reopenened, synchronize are the default types for pull_request
+    # labeled, unlabeled ensure this check is also run if a label is added or removed
+    types: [opened, reopened, synchronize, labeled, unlabeled]
+
+jobs:
+  test-publish:
+    runs-on: ubuntu-latest
+    if: ${{ !contains(github.event.pull_request.labels.*.name, 'skip-publish-check') }}
+    steps:
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+    - run: cargo publish --dry-run --package trussed-auth
+      if: ${{ !contains(github.event.pull_request.labels.*.name, 'skip-publish-check-trussed-auth') }}

.github/workflows/cd.yml

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+# Copyright (C) Nitrokey GmbH
+# SPDX-License-Identifier: CC0-1.0
+
+name: Continuous delivery - crates.io
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish-trussed-auth:
+    runs-on: ubuntu-latest
+    if: ${{ startsWith(github.event.release.tag_name, 'v') }}
+    environment: crates.io
+    permissions:
+      id-token: write
+    steps:
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+    - uses: rust-lang/crates-io-auth-action@b7e9a28eded4986ec6b1fa40eeee8f8f165559ec  # v1.0.3
+      id: auth
+    - run: cargo publish --package trussed-auth
+      env:
+        CARGO_REGISTRY_TOKEN: ${{ steps.auth.outputs.token }}