Add sourceURL comment

Author: jonathanKingston

scripts/utils/build.js

@@ -61,6 +61,15 @@ function prefixPlugin (prefixMessage) {
     }
 }
 
+function suffixPlugin (suffixMessage) {
+    return {
+        name: 'suffix-plugin',
+        renderChunk (code) {
+            return `${code}\n${suffixMessage}`
+        }
+    }
+}
+
 const prefixMessage = '/*! © DuckDuckGo ContentScopeScripts protections https://github.com/duckduckgo/content-scope-scripts/ */'
 
 /**
@@ -81,6 +90,7 @@ export async function rollupScript (params) {
         supportsMozProxies = false
     } = params
 
+    const suffixMessage = `/*# sourceURL=duckduckgo-privacy-protection.js?scope=${name} */`
     // The code is using a global, that we define here which means once tree shaken we get a browser specific output.
     const mozProxies = supportsMozProxies
 
@@ -101,7 +111,8 @@ export async function rollupScript (params) {
                 'import.meta.injectName': JSON.stringify(platform)
             }
         }),
-        prefixPlugin(prefixMessage)
+        prefixPlugin(prefixMessage),
+        suffixPlugin(suffixMessage)
     ]
 
     const bundle = await rollup.rollup({