Fix Textual dependency - dont use local source

pyproject.toml

@@ -10,7 +10,7 @@ dependencies = [
     "aiohttp-jinja2>=1.6",
     "jinja2>=3.1.4",
     "rich",
-    "textual[syntax] @ file:///Users/darrenburns/code/textual-serve/../textual",
+    "textual>=0.66.0",
 ]
 readme = "README.md"
 requires-python = ">= 3.8"

requirements-dev.lock

@@ -62,8 +62,6 @@ msgpack==1.0.8
 multidict==6.0.5
     # via aiohttp
     # via yarl
-platformdirs==4.2.2
-    # via textual
 pygments==2.18.0
     # via rich
 rich==13.7.1
@@ -72,15 +70,10 @@ rich==13.7.1
 sniffio==1.3.1
     # via anyio
     # via httpx
-textual @ file:///Users/darrenburns/code/textual-serve/../textual
+textual==0.78.0
     # via textual-dev
     # via textual-serve
 textual-dev==1.5.1
-tree-sitter==0.20.4
-    # via textual
-    # via tree-sitter-languages
-tree-sitter-languages==1.10.2
-    # via textual
 typing-extensions==4.12.2
     # via anyio
     # via rich

requirements.lock

@@ -43,20 +43,13 @@ mdurl==0.1.2
 multidict==6.0.5
     # via aiohttp
     # via yarl
-platformdirs==4.2.2
-    # via textual
 pygments==2.18.0
     # via rich
 rich==13.7.1
     # via textual
     # via textual-serve
-textual @ file:///Users/darrenburns/code/textual-serve/../textual
+textual==0.78.0
     # via textual-serve
-tree-sitter==0.20.4
-    # via textual
-    # via tree-sitter-languages
-tree-sitter-languages==1.10.2
-    # via textual
 typing-extensions==4.12.2
     # via rich
     # via textual