Refactoring the workflow file

Author: mccaffers

.github/workflows/brew.sh

@@ -1,2 +1,15 @@
-brew install postgresql
-brew install pkg-config 
+#!/bin/bash
+
+# Check if a package is already installed via Homebrew, then skip
+check_and_install() {
+    if ! brew list $1 &>/dev/null; then
+        echo "Installing $1..."
+        brew install $1
+    else
+        echo "$1 is already installed"
+    fi
+}
+
+# Install packages if they don't exist
+check_and_install postgresql
+check_and_install pkg-config

.github/workflows/sonarcloud.yml

@@ -1,15 +1,14 @@
-# Workflow for building and testing the project
+# Backtesting C++ Workflow
+# To build, test and perform SonarCloud analysis
 name: Build
 
-# Define when the workflow should run
 on:
   push:
     branches:
       - main  # Trigger on pushes to main branch
   pull_request:
     types: 
       - opened      # When PR is first created
-      - edited      # When PR description/title is edited
       - synchronize # When new commits are pushed to the PR
       - reopened    # When PR is reopened after being closed
 
@@ -37,8 +36,8 @@ jobs:
     - name: Install dependencies
       run: bash ./.github/workflows/brew.sh
 
-    # Step 4: Build project libraries
-    - name: Build libraries
+    # Step 4: Build project external libraries
+    - name: Build C++ Libraries
       run: bash ./.github/workflows/build.sh
 
     # Step 5: Configure Xcode version
@@ -90,10 +89,10 @@ jobs:
         run: |
           g++ --version
           cmake --version
-      - name: Build libraries
+      - name: Build C++ Libraries
         run: >
             bash ./.github/workflows/build.sh
-      - name: Set up Python 3.8 for gcovr
+      - name: Install Python 3.12 for gcovr
         uses: actions/setup-python@v5
         with: 
           python-version: 3.12