feat: robust metric extraction with confidence score and proof snippets

- fixed Year-Prefix Bug in MetricParser
- added metric_confidence and metric_proof_text to database
- added Entity-Check and Annual-Priority to LLM prompt
- improved UI: added confidence traffic light and mouse-over proof tooltip
- restored missing API endpoints (create, bulk, wiki-override)

company-explorer/frontend/node_modules/autoprefixer/lib/hacks/background-clip.js

@@ -0,0 +1,24 @@
+let Declaration = require('../declaration')
+let utils = require('../utils')
+
+class BackgroundClip extends Declaration {
+  constructor(name, prefixes, all) {
+    super(name, prefixes, all)
+
+    if (this.prefixes) {
+      this.prefixes = utils.uniq(
+        this.prefixes.map(i => {
+          return i === '-ms-' ? '-webkit-' : i
+        })
+      )
+    }
+  }
+
+  check(decl) {
+    return decl.value.toLowerCase() === 'text'
+  }
+}
+
+BackgroundClip.names = ['background-clip']
+
+module.exports = BackgroundClip