conformance: add action+entrypoint

Signed-off-by: Jack Leightcap <[email protected]>

Author: jleightcap

.github/workflows/conformance.yml

@@ -0,0 +1,17 @@
+on: [push, pull_request]
+
+name: Conformance Suite
+
+jobs:
+  conformance:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
+      - uses: actions-rs/toolchain@16499b5e05bf2e26879000db0c1d13f7e13fa3af # v1.0.7
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+      - uses: sigstore/[email protected]
+        with:
+          entrypoint: cargo run --example conformance_suite --

examples/conformance/main.rs

@@ -26,10 +26,10 @@ struct Cli {
 
 #[derive(Subcommand, Debug)]
 enum Commands {
-    Sign,
-    SignBundle,
-    Verify,
-    VerifyBundle,
+    Sign(Sign),
+    SignBundle(SignBundle),
+    Verify(Verify),
+    VerifyBundle(VerifyBundle),
 }
 
 #[derive(Parser, Debug)]