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/@rollup/rollup-linux-x64-musl/README.md

@@ -0,0 +1,3 @@
+# `@rollup/rollup-linux-x64-musl`
+
+This is the **x86_64-unknown-linux-musl** binary for `rollup`

company-explorer/frontend/node_modules/@rollup/rollup-linux-x64-musl/package.json

@@ -0,0 +1,25 @@
+{
+  "name": "@rollup/rollup-linux-x64-musl",
+  "version": "4.55.3",
+  "os": [
+    "linux"
+  ],
+  "cpu": [
+    "x64"
+  ],
+  "files": [
+    "rollup.linux-x64-musl.node"
+  ],
+  "description": "Native bindings for Rollup",
+  "author": "Lukas Taegert-Atkinson",
+  "homepage": "https://rollupjs.org/",
+  "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/rollup/rollup.git"
+  },
+  "libc": [
+    "musl"
+  ],
+  "main": "./rollup.linux-x64-musl.node"
+}