Add job board scraper: modular scrapers, SQLite storage, web UI

Scrapes slo-tech.com (Ljubljana) every 24h, stores jobs in SQLite and
tracks which are new vs. seen. New sites can be added as modules in
src/scrapers/.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

scrapper/tsconfig.json

@@ -0,0 +1,12 @@
+{
+  "compilerOptions": {
+    "lib": ["ESNext", "DOM"],
+    "target": "ESNext",
+    "module": "Preserve",
+    "moduleResolution": "bundler",
+    "types": ["bun"],
+    "strict": true,
+    "noEmit": true,
+    "skipLibCheck": true
+  }
+}