Use cargo hack --each-feature instead of --feature-powerset

The powerset of all features has exploded in the number of iterations
that need to run. This would slow down development, and quickly consume
our ci usage allowance on the free github org plan

.github/workflows/ci.yml

@@ -10,18 +10,30 @@ env:
   CARGO_TERM_COLOR: always
 
 jobs:
-  roadster_feature_powerset:
-    name: Feature powerset
+  roadster_each_feature:
+    name: Each feature
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
       - uses: taiki-e/install-action@cargo-hack
       - name: Test
-        run: cargo hack test --no-fail-fast --feature-powerset --workspace
+        run: cargo hack test --no-fail-fast --each-feature --workspace
       - name: Check
-        run: cargo hack check --feature-powerset --no-dev-deps --workspace
+        run: cargo hack check --each-feature --no-dev-deps --workspace
       - name: Clippy
-        run: cargo hack clippy --workspace --all-targets --feature-powerset -- -D warnings
+        run: cargo hack clippy --workspace --all-targets --each-feature -- -D warnings
+
+  roadster_all_features:
+    name: All features
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Test
+        run: cargo test --no-fail-fast --all-features --workspace
+      - name: Check
+        run: cargo check --all-features --workspace
+      - name: Clippy
+        run: cargo clippy --workspace --all-targets --all-features -- -D warnings
 
   check_formatting:
     name: Formatting