fix readme bugs

Author: yifanfeng97

README.md

@@ -183,7 +183,7 @@ git clone https://github.com/iMoonLab/Hypergraph-DB.git
 cd Hypergraph-DB
 
 # Quick setup with uv
-uv sync --extra dev
+uv sync
 
 # Or with traditional tools
 pip install -e ".[dev]"

hyperdb/templates/hypergraph_viewer.html

@@ -187,7 +187,9 @@
             // 创建样式函数
             const createStyle = (baseColor) => ({
               fill: baseColor,
-              stroke: baseColor,
+              /* stroke: baseColor, */
+              stroke: "#000000",
+              lineWidth: 1,
               maxRoutingIterations: 100,
               maxMarchingIterations: 20,
               pixelGroup: 4,