Update rust toolchain to 1.79 (#176)

Closes #174

Reviewed-on: #176

.gitea/images/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/library/rust:1.75
+FROM docker.io/library/rust:1.79
 
 RUN rustup component add \
   clippy \

.gitea/workflows/gitea-ci.yaml

@@ -13,7 +13,7 @@ env:
 jobs:
   build_and_test:
     name: Build and Test
-    container: docker.io/drrobot/musichoard-ci:rust-1.75
+    container: docker.io/drrobot/musichoard-ci:rust-1.79
     env:
       BEETSDIR: ./
       LLVM_PROFILE_FILE: target/debug/profraw/musichoard-%p-%m.profraw
@@ -37,6 +37,7 @@ jobs:
           --ignore "tests/*"
           --ignore "src/main.rs"
           --ignore "src/bin/musichoard-edit.rs"
+          --excl-line "^#\[derive"
           --excl-start "GRCOV_EXCL_START|mod tests \{"
           --excl-stop "GRCOV_EXCL_STOP"
           --output-path ./target/debug/coverage/

README.md

@@ -50,6 +50,7 @@ grcov codecov/debug/profraw \
       --ignore "tests/*" \
       --ignore "src/main.rs" \
       --ignore "src/bin/musichoard-edit.rs" \
+      --excl-line "^#\[derive" \
       --excl-start "GRCOV_EXCL_START|mod tests \{" \
       --excl-stop "GRCOV_EXCL_STOP" \
       --output-path ./codecov/debug/coverage/