fix(ci): accept spaced PR evidence sections

Change-Id: I8a21b384a5d0a18f8069becce1464cefaa1250ae

Author: heimanba

scripts/pr-evidence.test.ts

@@ -18,10 +18,21 @@ describe("pull-request maintainer evidence", () => {
 Add a provider capability.
 
 ## Behavior / risk
+
 Existing provider configuration remains unchanged; the new capability is opt-in.
 
 ## Validation
+
 \`bun test packages/sdk/tests/unit/provider-conformance.test.ts\``;
 		expect(validateMaintainerEvidence(body, [".github/workflows/release.yml"])).toBeUndefined();
 	});
+
+	test("does not treat HTML comments as evidence", () => {
+		const body = `## Behavior / risk
+<!--
+
+## Validation
+<!--`;
+		expect(validateMaintainerEvidence(body, [".github/workflows/release.yml"])).toContain("## Behavior / risk");
+	});
 });

scripts/pr-evidence.ts

@@ -13,11 +13,11 @@ export function requiresMaintainerEvidence(files: readonly string[]): boolean {
 
 function sectionHasContent(body: string, heading: string): boolean {
 	const escapedHeading = heading.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
-	const match = body.match(new RegExp(`^## ${escapedHeading}[ \\t]*\\r?\\n([\\s\\S]*?)(?=^## |$)`, "mi"));
+	const match = body.match(new RegExp(`^## ${escapedHeading}[ \\t]*\\r?\\n([\\s\\S]*?)(?=^## |(?![\\s\\S]))`, "mi"));
 	if (!match) return false;
 	return (
 		match[1]
-			.replace(/<!--[\s\S]*?-->/g, "")
+			.replace(/<!--[\s\S]*?(?:-->|$)/g, "")
 			.replace(/- \[ \] .*/g, "")
 			.trim().length > 0
 	);