Bootstrap docforge Rust CLI with IR-based converter architecture and CI checks

.github/workflows/rust.yml

@@ -0,0 +1,25 @@
+name: Rust
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+permissions:
+  contents: read
+
+jobs:
+  checks:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+      - name: Rustfmt
+        run: cargo fmt --check
+      - name: Clippy
+        run: cargo clippy --all-targets -- -D warnings
+      - name: Tests
+        run: cargo test --all-targets

.gitignore

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+/target
+
+# Keep Cargo.lock for binaries; uncomment the next line if converting to a library-only crate.
+# Cargo.lock