codecov config and actions

Author: radevgit

.github/actions-rs/grcov.yml

@@ -0,0 +1,2 @@
+output-type: lcov
+output-file: ./lcov.info

.github/workflows/rust.yml

@@ -15,8 +15,32 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v3
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: nightly
+        override: true
     - name: Build
       run: cargo build --verbose
     - name: Run tests
       run: cargo test --verbose
+      env:
+        CARGO_INCREMENTAL: '0'
+        RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Zpanic_abort_tests'
+        RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Zpanic_abort_tests'
+    - name: rust-grcov
+      # You may pin to the exact commit or the version.
+      # uses: actions-rs/grcov@bb47b1ed7883a1502fa6875d562727ace2511248
+      uses: actions-rs/grcov@v0.1
+    - name: Codecov
+      # You may pin to the exact commit or the version.
+      # uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378
+      uses: codecov/codecov-action@v5
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_ORG_TOKEN }}
+      with:
+        # Repository upload token - get it from codecov.io. Required only for private repositories
+        # token: # optional
+        # Specify whether the Codecov output should be verbose
+        verbose: true
+        fail_ci_if_error: true

README.md

@@ -1,6 +1,6 @@
-#Offroad
+# Offroad
 
-##2D offsetting for arc polylines
+## 2D offsetting for arc polylines
 
 
 [![codecov](https://codecov.io/gh/radevgit/offroad/graph/badge.svg?token=34N49FRU78)](https://codecov.io/gh/radevgit/offroad)