add: configmap, ingress + update deployment with env refs

app/main.py

@@ -6,6 +6,14 @@ app = FastAPI()
 def root():
     return {"message": "Pozdrav svijete"}
 
+@app.get("/info")
+def info():
+    return {
+        "python": platform.python_version(),
+        "verzija": "2.0"
+    }
+
+
 
 @app.get("/health")
 def health():