set release branches to only check with the least supported rust version

.github/workflows/release-check.yml

@@ -0,0 +1,33 @@
+name: release-check
+
+on:
+  push:
+    branches:
+      - release/**
+  pull_request:
+    branches:
+      - release/**
+
+env:
+  CARGO_WS_VERSION: "0.2.42"
+
+jobs:
+  ## Run all default oriented feature sets across all platforms.
+  platform-matrix:
+    name: platform
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        #os: [ubuntu-latest, macos-latest, windows-latest]
+        os: [ubuntu-latest, macos-latest]
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: "1.64"
+
+      - uses: extractions/setup-just@v1
+
+      - name: just check
+        run: cargo check --workspace --all-targets --benches --examples --bins --tests

.github/workflows/test.yml

@@ -4,11 +4,9 @@ on:
   push:
     branches:
       - main
-      - release/**
   pull_request:
     branches:
       - main
-      - release/**
   schedule:
     - cron: "0 3 * * 4"
 
@@ -28,7 +26,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
-      
+
       - uses: extractions/setup-just@v1
 
       - name: cargo install cargo-workspaces
@@ -51,7 +49,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@nightly
         with:
           components: llvm-tools-preview
-      
+
       - uses: extractions/setup-just@v1
 
       - name: cargo install cargo-llvm-cov
@@ -93,7 +91,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
-      
+
       - uses: extractions/setup-just@v1
 
       - name: cargo install cargo-workspaces
@@ -121,7 +119,7 @@ jobs:
       - uses: dtolnay/rust-toolchain@master
         with:
           toolchain: ${{ matrix.version }}
-      
+
       - uses: extractions/setup-just@v1
 
       - name: cargo install cargo-workspaces
@@ -159,7 +157,7 @@ jobs:
         with:
           toolchain: stable
           components: rustfmt, clippy
-      
+
       - uses: extractions/setup-just@v1
 
       - name: cargo install cargo-workspaces
@@ -188,7 +186,7 @@ jobs:
       - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
-      
+
       - uses: extractions/setup-just@v1
 
       - name: target/bind cache