Added textual library dependency

requirements.txt

@@ -0,0 +1,26 @@
+aiohappyeyeballs==2.6.1
+aiohttp==3.13.2
+aiohttp-jinja2==1.6
+aiosignal==1.4.0
+attrs==25.4.0
+click==8.3.1
+frozenlist==1.8.0
+idna==3.11
+Jinja2==3.1.6
+linkify-it-py==2.0.3
+markdown-it-py==4.0.0
+MarkupSafe==3.0.3
+mdit-py-plugins==0.5.0
+mdurl==0.1.2
+msgpack==1.1.2
+multidict==6.7.0
+platformdirs==4.5.0
+propcache==0.4.1
+Pygments==2.19.2
+rich==14.2.0
+textual==6.7.0
+textual-dev==1.8.0
+textual-serve==1.1.3
+typing_extensions==4.15.0
+uc-micro-py==1.0.3
+yarl==1.22.0