Remove dead code, fix SQL injection, clean unused assets

.github/copilot-instructions.md

@@ -5,6 +5,4 @@ Preserve Existing Code: The current codebase is the source of truth and must be
 
 Minimal Necessary Changes: When adding a new feature or making a modification, alter the absolute minimum amount of existing code required to implement the change successfully.
 
-Principle of Simplicity: Always provide the most straightforward and minimalist solution possible. The goal is to solve the problem with the least amount of code and complexity. Avoid premature optimization or over-engineering.
-
-Anytime someone asks about the business logic diagram, utilize the [Business Logic Diagram](../diag.mmd).
+Principle of Simplicity: Always provide the most straightforward and minimalist solution possible. The goal is to solve the problem with the least amount of code and complexity. Avoid premature optimization or over-engineering.

DotnetApp/Program.cs

@@ -1,6 +1,4 @@
-using System.IO;
-using System.Linq;
-using Microsoft.Extensions.FileProviders;
+using System.Linq;
 using DotnetApp.Services;
 using DotnetApp.Models;
 

README.md

@@ -13,7 +13,7 @@ World's most intelligent autocomplete!
 
 Copilot understands what your intent is via context, like file name, comment contents, surrounding code and other open files in your workspace.
 
-1. `point.py`
+1. `calculator.py`
 
 Copilot code completions even promotes best practices while you code as comments are one of the primary ways of prompting it!
 
@@ -24,7 +24,7 @@ You can also interact with Copilot code completions (+ more) inside a file in ot
 
 ### Next Edit Suggestions
 
-1. `point3D.py`
+1. `calculator.py`
 
 ## [Copilot Chat](https://code.visualstudio.com/docs/copilot/chat/copilot-chat)
 No need to context switch! Everything I need, in my IDE.
@@ -65,7 +65,7 @@ Best Practice: Only add the minimum context necessary to answer the question you
 1. Do you see any security vulnerabilities in this code (`sql.py`)?
 1. I'm looking to reduce tech debt across my codebase. Is there anything in my .NET app (`DotnetApp`) that I should consider improving or fixing?
 #### Understand
-1. Can you explain what this file is doing (`server.rs`)?
+1. Can you explain what this file is doing (`sql.py`)?
 #### Generate
 - Test data
 - Documentation

python/sql.py

@@ -3,22 +3,20 @@
 def search_user(username):
     conn = mysql.connector.connect(user='root', password='password', host='localhost', database='users')
     cursor = conn.cursor()
-    query = "SELECT * FROM users WHERE username = '" + username + "'"
+    query = "SELECT * FROM users WHERE username = %s"
 
-    # Execute the query and process the results
-    cursor.execute(query)
+    cursor.execute(query, (username,))
     result = cursor.fetchall()
     cursor.close()
     conn.close()
     return result
 
 def add_user(username, password):
-    conn = mysql.connector.connect
+    conn = mysql.connector.connect(user='root', password='password', host='localhost', database='users')
     cursor = conn.cursor()
-    query = "INSERT INTO users (username, password) VALUES ('" + username + "', '" + password + "')"
+    query = "INSERT INTO users (username, password) VALUES (%s, %s)"
 
-    # Execute the query
-    cursor.execute(query)
+    cursor.execute(query, (username, password))
     conn.commit()
     cursor.close()
     conn.close()