Improve GVL explorer usability and evidence workflows

manifest.json

@@ -23,6 +23,7 @@
     "src/background/db/db-constants.js",
     "src/background/db/db-core.js",
     "src/core/evidence-export-json.js",
+    "src/core/gvl-evidence-json.js",
     "src/background/gvl/gvl-vendor-normalizer.js",
     "src/background/gvl/gvl-vendor-relationship-normalizer.js",
     "src/background/gvl/gvl-catalog-normalizer.js",