feat: render property cdx:reproducible

src/builders.ts

@@ -272,7 +272,13 @@
       bom.metadata.timestamp = new Date()
     }
     // endregion metadata
-
+    // Add reproducible property to metadata
+    bom.metadata.properties.add(
+      new Models.Property(
+        'cdx:reproducible',
+        this.reproducible ? 'true' : 'false'
+      )
+    )
     // region components
     if (this.flattenComponents) {
       for (const c of allComponents.values()) {
@@ -288,7 +294,7 @@
     // endregion components
 
     // region dependency graph
     this.setNestedBomRefs(allComponents, pTree)
     this.makeDependencyGraph(allComponents, allPackages)
     // endregion dependency graph
 
@@ -319,7 +325,7 @@
       const bRefD = parts.join('')
       const bRefC = bRefCs[bRefD] = (bRefCs[bRefD] ?? 0) +1 /* eslint-disable-line no-multi-assign -- ack */
       component.bomRef.value = `${pref}${bRefD}${bRefC > 1 ? '#' + bRefC : ''}`
       this.setNestedBomRefs(allComponents, cTree, `${component.bomRef.value}|`)
     }
   }