Import rpm.lair.cafe SPA from lair/mistralrs-package/ui @34a28b5

Dedicated repo for the RPM repository web UI, moved out of the
mistralrs-package repo now that multiple package repos publish to
rpm.lair.cafe. Includes an adapted deploy workflow (SPA at repo root).

.gitignore

@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?