diff --git a/.env.example b/.env.example
index f41bfdb..6ab850b 100644
--- a/.env.example
+++ b/.env.example
@@ -87,4 +87,35 @@ ENABLE_PP=0
 # DEBUG_MODE:
 # Czy uruchomić aplikację w trybie debugowania (z konsolą błędów i autoreloaderem)
 # Domyślnie: 1
-DEBUG_MODE=1
\ No newline at end of file
+DEBUG_MODE=1
+
+# DISABLE_ROBOTS:
+# Czy zablokować indeksowanie przez roboty (serwuje robots.txt z Disallow: /)
+# Domyślnie: 0
+DISABLE_ROBOTS=0
+
+# JS_CACHE_CONTROL:
+# Nagłówki Cache-Control dla plików JS (/static/js/)
+# Domyślnie: "no-cache, no-store, must-revalidate"
+JS_CACHE_CONTROL="no-cache, no-store, must-revalidate"
+
+# CSS_CACHE_CONTROL:
+# Nagłówki Cache-Control dla plików CSS (/static/css/)
+# Domyślnie: "public, max-age=3600"
+CSS_CACHE_CONTROL="public, max-age=3600"
+
+# LIB_JS_CACHE_CONTROL:
+# Nagłówki Cache-Control dla bibliotek JS (/static/lib/js/)
+# Domyślnie: "public, max-age=604800"
+LIB_JS_CACHE_CONTROL="public, max-age=604800"
+
+# LIB_CSS_CACHE_CONTROL:
+# Nagłówki Cache-Control dla bibliotek CSS (/static/lib/css/)
+# Domyślnie: "public, max-age=604800"
+LIB_CSS_CACHE_CONTROL="public, max-age=604800"
+
+# UPLOADS_CACHE_CONTROL:
+# Nagłówki Cache-Control dla wgrywanych plików (/uploads/)
+# Domyślnie: "public, max-age=2592000, immutable"
+UPLOADS_CACHE_CONTROL="public, max-age=2592000, immutable"
+
diff --git a/app.py b/app.py
index 98ac28e..41ef614 100644
--- a/app.py
+++ b/app.py
@@ -227,11 +227,10 @@ with app.app_context():
 @static_bp.route("/static/js/<path:filename>")
 def serve_js(filename):
     response = send_from_directory("static/js", filename)
-    response.cache_control.no_cache = True
-    response.cache_control.no_store = True
-    response.cache_control.must_revalidate = True
-    # response.expires = 0
-    response.pragma = "no-cache"
+    #response.cache_control.no_cache = True
+    #response.cache_control.no_store = True
+    #response.cache_control.must_revalidate = True
+    response.headers["Cache-Control"] = app.config["JS_CACHE_CONTROL"]
     response.headers.pop("Content-Disposition", None)
     response.headers.pop("Etag", None)
     return response
@@ -240,7 +239,7 @@ def serve_js(filename):
 @static_bp.route("/static/css/<path:filename>")
 def serve_css(filename):
     response = send_from_directory("static/css", filename)
-    response.headers["Cache-Control"] = "public, max-age=3600"
+    response.headers["Cache-Control"] = app.config["CSS_CACHE_CONTROL"]
     response.headers.pop("Content-Disposition", None)
     response.headers.pop("Etag", None)
     return response
@@ -249,7 +248,7 @@ def serve_css(filename):
 @static_bp.route("/static/lib/js/<path:filename>")
 def serve_js_lib(filename):
     response = send_from_directory("static/lib/js", filename)
-    response.headers["Cache-Control"] = "public, max-age=604800"
+    response.headers["Cache-Control"] = app.config["LIB_JS_CACHE_CONTROL"]
     response.headers.pop("Content-Disposition", None)
     response.headers.pop("Etag", None)
     return response
@@ -259,7 +258,7 @@ def serve_js_lib(filename):
 @static_bp.route("/static/lib/css/<path:filename>")
 def serve_css_lib(filename):
     response = send_from_directory("static/lib/css", filename)
-    response.headers["Cache-Control"] = "public, max-age=604800"
+    response.headers["Cache-Control"] = app.config["LIB_CSS_CACHE_CONTROL"]
     response.headers.pop("Content-Disposition", None)
     response.headers.pop("Etag", None)
     return response
@@ -1308,7 +1307,7 @@ def upload_receipt(list_id):
 @app.route("/uploads/<filename>")
 def uploaded_file(filename):
     response = send_from_directory(app.config["UPLOAD_FOLDER"], filename)
-    response.headers["Cache-Control"] = "public, max-age=2592000, immutable"
+    response.headers["Cache-Control"] = app.config["UPLOADS_CACHE_CONTROL"]
     response.headers.pop("Pragma", None)
     response.headers.pop("Content-Disposition", None)
     mime, _ = mimetypes.guess_type(filename)
@@ -2230,6 +2229,13 @@ def healthcheck():
         abort(404)
     return "OK", 200
 
+@app.route("/robots.txt")
+def robots_txt():
+    if app.config.get("DISABLE_ROBOTS", False):
+        return "User-agent: *\nDisallow: /", 200, {"Content-Type": "text/plain"}
+    return "User-agent: *\nAllow: /", 200, {"Content-Type": "text/plain"}
+
+
 # =========================================================================================
 # SOCKET.IO
 # =========================================================================================
diff --git a/config.py b/config.py
index a4408bc..bf94a7b 100644
--- a/config.py
+++ b/config.py
@@ -37,4 +37,10 @@ class Config:
     ENABLE_CSP = os.environ.get("ENABLE_CSP", "0") == "1"
     ENABLE_PP = os.environ.get("ENABLE_PP", "0") == "1"
 
-    DEBUG_MODE = os.environ.get("DEBUG_MODE", "1") == "1"
\ No newline at end of file
+    DEBUG_MODE = os.environ.get("DEBUG_MODE", "1") == "1"
+    DISABLE_ROBOTS = os.environ.get("DISABLE_ROBOTS", "0") == "1"
+    JS_CACHE_CONTROL = os.environ.get("JS_CACHE_CONTROL", "no-cache, no-store, must-revalidate")
+    CSS_CACHE_CONTROL = os.environ.get("CSS_CACHE_CONTROL", "public, max-age=3600")
+    LIB_JS_CACHE_CONTROL = os.environ.get("LIB_JS_CACHE_CONTROL", "public, max-age=604800")
+    LIB_CSS_CACHE_CONTROL = os.environ.get("LIB_CSS_CACHE_CONTROL", "public, max-age=604800")
+    UPLOADS_CACHE_CONTROL = os.environ.get("UPLOADS_CACHE_CONTROL", "public, max-age=2592000, immutable")
\ No newline at end of file