build: check for ignored files being included in repo

.forgejo/workflows/push-next.yml

@@ -0,0 +1,46 @@
+on:
+  push:
+    branches:
+      - next
+jobs:
+  test:
+    runs-on: docker
+    container:
+      image:
+        git.kemitix.net/kemitix/rust:v3.0.0
+    strategy:
+      matrix:
+        toolchain:
+          - name: stable
+          - name: nightly
+          - name: 1.74.1
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Ignored Files
+        run: |
+          IGNORED=$(git ls-files --cached -i --exclude-standard)
+          if [ -n "$IGNORED" ]
+          then
+            echo "Ignored files present:\n$IGNORED"
+            exit 1
+          fi
+
+      - name: Machete
+        run: cargo machete
+
+      - name: Format
+        run: cargo +${{ matrix.toolchain.name }} fmt --check
+
+      - name: Clippy
+        run: cargo +${{ matrix.toolchain.name }} clippy
+
+      - name: Test
+        run: cargo +${{ matrix.toolchain.name }} test
+
+      - name: Build
+        run: cargo +${{ matrix.toolchain.name }} build
+
+      - name: Run
+        run: cargo +${{ matrix.toolchain.name }} run