Update demo file references (#39)

Reflect the updates to the codegate-demonstration repo

Author: danbarr

docs/quickstart-continue.mdx

@@ -174,9 +174,9 @@ keys or passwords. You've certainly taken steps to avoid checking these into
 your source repo, but they are fair game for LLMs to use as context and
 training.
 
-Open the `conf.ini` or `app.json` file from the demo repo in the VS Code editor
-and examine the contents. In the Continue chat input, type `@Files` and select
-the file to include it as context, and ask Continue to explain the file.
+Open the `conf.ini` or `eth/app.json` file from the demo repo in the VS Code
+editor and examine the contents. In the Continue chat input, type `@Files` and
+select the file to include it as context, and ask Continue to explain the file.
 
 For example, using `conf.ini`:
 
@@ -204,13 +204,13 @@ Learn more in [Secrets encryption](./features/secrets-encryption.md).
 
 ### Assess dependency risk
 
-Open the `packages.py` file from the demo repo in the VS Code editor and examine
-the import statements at the top. As with the previous step, type `@Files`, this
-time selecting the `packages.py` file to add it to your prompt. Then ask
-Continue to analyze the file.
+Open the `python/app.py` file from the demo repo in the VS Code editor and
+examine the import statements at the top. As with the previous step, type
+`@Files`, this time selecting the `python/app.py` file to add it to your prompt.
+Then ask Continue to analyze the file.
 
 ```plain title="Continue chat"
-@packages.py Please analyze this file
+@app.py Please analyze this file
 ```
 
 Using its up-to-date knowledge from

docs/quickstart-copilot.mdx

@@ -129,9 +129,9 @@ keys or passwords. You've certainly taken steps to avoid checking these into
 your source repo, but they are fair game for Copilot to send to its language
 models as context.
 
-Open the `conf.ini` or `app.json` file from the demo repo in the VS Code editor.
-In the Copilot chat panel, observe that Copilot has automatically loaded the
-active file as context.
+Open the `conf.ini` or `eth/app.json` file from the demo repo in the VS Code
+editor. In the Copilot chat panel, observe that Copilot has automatically loaded
+the active file as context.
 
 <ThemedImage
   alt='Copilot chat showing the current file selected'
@@ -172,7 +172,7 @@ Learn more in [Secrets encryption](./features/secrets-encryption.md).
 
 ### Assess dependency risk
 
-Open the `packages.py` file from the demo repo in the VS Code editor. Confirm
+Open the `python/app.py` file from the demo repo in the VS Code editor. Confirm
 that it's now the active context file in Copilot.
 
 <ThemedImage