Edit CI with github actions

.github/workflows/ci.yml

@@ -1,51 +1,41 @@
 name: CI
 
-on:
-  push:
-      branches:
-      - main
-  pull_request:
+on:  
+  push:  
+    branches: [main, master]  
+  pull_request:  
+
+permissions:
+  actions: write  
+  contents: read  
 
 jobs:
-  build:
+  test:
     runs-on: ubuntu-latest
 
     steps:
-    - name: Checkout repository
-      uses: actions/checkout@v4
+    - name: Checkout repository  
+      uses: actions/checkout@v4  
 
-    - name: Set up Julia
-      uses: julia-actions/setup-julia@v2
-      with:
-        version: 'lts'
-
-    - name: Cache Julia packages
-      uses: actions/cache@v4
-      with:
-        # Cache the artifacts and compiled directories
-        path: |
-          ~/.julia/artifacts
-          ~/.julia/compiled
-        # Unique cache key based on the dependencies
-        key: ${{ runner.os }}-julia-${{ hashFiles('**/Project.toml', '**/Manifest.toml') }}
-        # Fallback keys if the exact cache isn't found
-        restore-keys: |
-          ${{ runner.os }}-julia-
-
-    - name: Install dependencies
-      run: |
-        julia --project=. -e '
-          using Pkg
-          Pkg.instantiate()'
-
-    - name: Run tests
-      run: julia --project=. -e 'using Pkg; Pkg.test(coverage=true)'
-
-    - uses: julia-actions/julia-processcoverage@v1
-    - name: Upload coverage reports to Codecov
-      uses: codecov/codecov-action@v5
+    - name: Set up Julia  
+      uses: julia-actions/setup-julia@v2  
+
+    - name: Cache Julia packages  
+      uses: julia-actions/cache@v2  
+
+    - name: Build package  
+      uses: julia-actions/julia-buildpkg@v1  
+
+    - name: Run tests with coverage  
+      uses: julia-actions/julia-runtest@v1  
       with:
-        fail_ci_if_error: true
-        token: ${{ secrets.CODECOV_TOKEN }}
-
-
+        coverage: true  
+
+    - name: Process coverage  
+      uses: julia-actions/julia-processcoverage@v1  
+
+    - name: Upload coverage to Codecov  
+      uses: codecov/codecov-action@v5  
+      with:  
+        fail_ci_if_error: true  
+        token: ${{ secrets.CODECOV_TOKEN }}  

example/particle_1d/harmonic_oscillator/PGMC_harmonic_oscillator.jl

@@ -1,4 +1,4 @@
-# EXAMPLE: Harmonic Oscillator
+# EXAMPLE: PGMC Harmonic Oscillator
 include("../particle_1d.jl")
 
 potential(x) = x^2