refactor: remove HTML example files and update README for clarity

Author: nikoscham

examples/creepingFlowScript/README.md

@@ -11,10 +11,6 @@ This directory contains Node.js examples demonstrating how to use the FEAScript
 
 This example solves a 2D lid-driven cavity flow using the creeping flow solver with Taylor-Hood (Q2-Q1) elements. For detailed information on the model setup, refer to the corresponding [tutorial](https://feascript.com/tutorials/lid-driven-cavity-2d-creeping-flow.html) on the FEAScript website.
 
-## HTML Examples
-
-Each example also includes an HTML variant (e.g., `lidDrivenCavity2DCreepingFlow.html`) that runs the same simulation in the browser with built-in visualization using Plotly.js. Simply open the HTML file in a web browser to run.
-
 ## Running the Node.js Examples
 
 #### 1. Create package.json with ES module support:

examples/creepingFlowScript/lidDrivenCavity2DCreepingFlow/lidDrivenCavity2DCreepingFlow.html

@@ -10,10 +10,6 @@ This directory contains Node.js examples demonstrating how to use the FEAScript
 
 This example demonstrates solving an eikonal equation in a 2D domain to track the movement of a solidification interface. For detailed information on the model setup, refer to the corresponding [tutorial](https://feascript.com/tutorials/solidification-front-2d.html) in the FEAScript website.
 
-## HTML Examples
-
-Each example also includes an HTML variant (e.g., `solidificationFront2D.html`) that runs the same simulation in the browser with built-in visualization using Plotly.js. Simply open the HTML file in a web browser to run.
-
 ## Running the Node.js Examples
 
 #### 1. Create package.json with ES module support:

examples/frontPropagationScript/README.md

@@ -10,10 +10,6 @@ This directory contains Node.js examples demonstrating how to use the FEAScript
 
 This example demonstrates solving a one-dimensional advection-diffusion problem with a Gaussian source term. The problem models the transport of a substance under the effects of both diffusion and advection. For detailed information on the model setup, refer to the corresponding [tutorial](https://feascript.com/tutorials/advection-diffusion-1d.html) in the FEAScript website.
 
-## HTML Examples
-
-Each example also includes an HTML variant (e.g., `advectionDiffusion1D.html`) that runs the same simulation in the browser with built-in visualization using Plotly.js. Simply open the HTML file in a web browser to run.
-
 ## Running the Node.js Examples
 
 #### 1. Create package.json with ES module support:

examples/frontPropagationScript/solidificationFront2D/solidificationFront2D.html

@@ -28,10 +28,6 @@ Implementation using a Gmsh-generated mesh for a rhomboid domain (the mesh file,
 
 For detailed information on the model setup, refer to the corresponding [tutorial](https://feascript.com/tutorials/heat-conduction-2d-rhom-fin-gmsh.html) in the FEAScript website.
 
-## HTML Examples
-
-Each example also includes an HTML variant (e.g., `heatConduction1DWall.html`, `heatConduction2DFin.html`) that runs the same simulation in the browser with built-in visualization using Plotly.js. Simply open the HTML file in a web browser to run.
-
 ## Running the Node.js Examples
 
 #### 1. Create package.json with ES module support: