Modernize lazy-static infra (#219)

Author: KodrAus

.github/workflows/rust.yml

@@ -0,0 +1,60 @@
+name: Rust
+
+on: [push, pull_request]
+
+env:
+  CARGO_TERM_COLOR: always
+
+permissions:
+  contents: read
+
+jobs:
+  check:
+    name: "Tests"
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        channel:
+        - stable
+        - beta
+        - nightly
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab
+
+    - name: Install Rust Toolchain
+      run: rustup default ${{ matrix.channel }}
+
+    - name: Install cargo-hack
+      run: cargo install cargo-hack
+
+    - name: Powerset
+      run: cargo hack test --feature-powerset --lib
+
+  miri:
+    name: "Miri"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Miri
+        run: |
+          rustup toolchain install nightly --component miri
+          cargo +nightly miri setup
+      - name: Default features
+        run: cargo +nightly miri test
+
+  embedded:
+    name: Build (embedded)
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab
+
+      - name: Install Rust toolchain
+        run: |
+          rustup default nightly
+          rustup target add thumbv7em-none-eabi
+
+      - name: Default features
+        run: cargo build -Z avoid-dev-deps --features spin_no_std --target thumbv7em-none-eabi

.gitignore

@@ -2,3 +2,4 @@ target
 doc
 Cargo.lock
 .cargo
+wip

.travis.yml

@@ -12,10 +12,10 @@ documentation = "https://docs.rs/lazy_static"
 repository = "https://github.com/rust-lang-nursery/lazy-static.rs"
 keywords = ["macro", "lazy", "static"]
 categories = [ "no-std", "rust-patterns", "memory-management" ]
-exclude = ["/.travis.yml", "/appveyor.yml"]
+exclude = [".github"]
 
 [dependencies.spin]
-version = "0.9.3"
+version = "0.9.8"
 default-features = false
 features = ["once"]
 optional = true
@@ -25,12 +25,4 @@ spin_no_std = ["spin"]
 
 [dev-dependencies]
 doc-comment = "0.3.1"
-
-[badges]
-appveyor = { repository = "rust-lang-nursery/lazy-static.rs" }
-travis-ci = { repository = "rust-lang-nursery/lazy-static.rs" }
-
-is-it-maintained-issue-resolution = { repository = "rust-lang-nursery/lazy-static.rs" }
-is-it-maintained-open-issues = { repository = "rust-lang-nursery/lazy-static.rs" }
-
-maintenance = { status = "passively-maintained" }
+trybuild = "1"