Sportski objekti: API + Leaflet map page + address enrichment

DB: pgz_sport.sportski_objekti (103 objekti, 103 s geo, 60 s adresom, 31 tip)

API:
- /api/v2/sportski-objekti (filter: tip, grad, sport, q)
- /api/v2/sportski-objekti/meta (tipovi, gradovi, sportovi, ukupno)

Frontend:
- /static/objekti.html — Leaflet (OpenStreetMap) interactive map
- 3 dropdown filter (tip, grad, sport) + search
- Side panel s listom + map markers s ikonama (🏟️⚽🏊⛵🎿🎳⛸️🎯🥌🏃)
- Popup: naziv, tip, kapacitet, adresa, upravitelj, izgradeno, sportovi, web link, Google Maps link
- /objekti, /sport/objekti, /sport/api/v2/sportski-objekti routes

Sidebar app.html: +Sportski objekti link
Background: scripts/objekti_enrich_address.py (Nominatim reverse-geocode 60 objekata bez adrese)

scripts/objekti_enrich_address.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+# Fajl: objekti_enrich_address.py | v1.0 | 05.05.2026
+# Author: Damir Radulić
+# Svrha: Reverse-geocode lat/lng → adresa za sportski_objekti
+import os, time, json
+import psycopg2, requests
+
+DSN = "host=10.10.0.2 port=6432 dbname=rinet_v3 user=rinet password=R1net2026!SecureDB#v7"
+HEADERS = {"User-Agent": "Ri.NET PGŽ Sport (dradulic@outlook.com)"}
+
+conn = psycopg2.connect(DSN); conn.autocommit = True
+
+with conn.cursor() as cur:
+    cur.execute("""
+        SELECT id, naziv, lat, lng FROM pgz_sport.sportski_objekti 
+        WHERE aktivan = true AND lat IS NOT NULL AND lng IS NOT NULL
+          AND (adresa IS NULL OR adresa = '')
+        LIMIT 60
+    """)
+    rows = cur.fetchall()
+
+print(f"Total: {len(rows)} objekata bez adrese")
+
+for i, (oid, naziv, lat, lng) in enumerate(rows):
+    try:
+        # Nominatim reverse geocoding
+        r = requests.get(
+            f"https://nominatim.openstreetmap.org/reverse",
+            params={"lat": lat, "lon": lng, "format": "json", "accept-language": "hr"},
+            headers=HEADERS, timeout=10
+        )
+        if r.status_code == 200:
+            d = r.json()
+            addr = d.get("display_name", "")
+            # Krat: ulica + broj + grad
+            a = d.get("address", {})
+            short = []
+            for k in ["road", "house_number", "suburb", "city", "town", "village"]:
+                if a.get(k): short.append(a[k])
+            addr_short = ", ".join(short[:4]) or addr[:100]
+            
+            with conn.cursor() as cur:
+                cur.execute("UPDATE pgz_sport.sportski_objekti SET adresa = %s WHERE id = %s", (addr_short, oid))
+            print(f"  [{i+1}/{len(rows)}] {naziv} → {addr_short}")
+        time.sleep(1.1)  # Nominatim rate-limit 1 req/s
+    except Exception as e:
+        print(f"  [FAIL] {naziv}: {e}")
+
+print("DONE")