From d6a861267a18e541667939fb0cc30637a02dad6e Mon Sep 17 00:00:00 2001
From: soruh <mail@soruh.de>
Date: Fri, 31 Jul 2026 04:34:00 +0200
Subject: [PATCH] Add GitHub Actions validation

---
 .github/workflows/ci.yml | 98 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 .github/workflows/ci.yml

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..f8e0e2c
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,98 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+permissions:
+  contents: read
+
+jobs:
+  stable:
+    name: Stable checks
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy, rustfmt
+      - uses: taiki-e/install-action@v2
+        with:
+          tool: nextest
+      - name: Check formatting
+        run: cargo fmt --all -- --check
+      - name: Run strict Clippy
+        run: cargo clippy --all-targets --all-features -- -D warnings
+      - name: Run unit tests
+        run: cargo nextest run
+      - name: Run doctests
+        run: cargo test --doc
+
+  msrv:
+    name: Rust 1.85
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@1.85.0
+      - name: Test on the minimum supported Rust version
+        run: cargo test
+
+  miri:
+    name: Miri
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: miri
+      - name: Run Miri tests and doctests
+        run: cargo +nightly miri test
+
+  coverage:
+    name: Coverage
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: llvm-tools-preview
+      - uses: taiki-e/install-action@v2
+        with:
+          tool: cargo-llvm-cov,nextest
+      - name: Require complete region, function, line, and branch coverage
+        shell: bash
+        run: |
+          set -o pipefail
+          cargo +nightly llvm-cov nextest \
+            --workspace \
+            --all-features \
+            --branch \
+            --show-missing-lines \
+            --fail-under-regions 100 \
+            --fail-under-functions 100 \
+            --fail-under-lines 100 \
+            | tee coverage.txt
+          awk '
+            $1 == "TOTAL" {
+              found = 1
+              if ($NF != "100.00%") {
+                exit 1
+              }
+            }
+            END {
+              if (!found) {
+                exit 1
+              }
+            }
+          ' coverage.txt
+          cargo +nightly llvm-cov report \
+            --branch \
+            --html \
+            --output-dir target/coverage-report
+      - name: Upload HTML coverage report
+        uses: actions/upload-artifact@v7
+        with:
+          name: coverage-report
+          path: target/coverage-report
+          if-no-files-found: error
+          retention-days: 14