diff --git a/.github/workflows/auto-pr.yml b/.github/workflows/auto-pr.yml
index a01e667..2d2d68f 100644
--- a/.github/workflows/auto-pr.yml
+++ b/.github/workflows/auto-pr.yml
@@ -9,14 +9,17 @@ jobs:
   open-pull-request:
     runs-on: ubuntu-latest
     steps:
-      - name: get issue number
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Get issue number
         id: get_issue_number
         run: |
           if [[ ${{ github.ref_name }} =~ puzzle/([0-9]{4})-day-([1-9]|1[0-9]|2[0-5]) ]]; then
             year=${BASH_REMATCH[1]}
             day=${BASH_REMATCH[2]}
 
-            issue_number=$(gh issue list -S '[$year] [Day $day] in:title' --json number | jq '.[].number')
+            issue_number=$(gh issue list -S "[$year] [Day $day] in:title" --json number | jq '.[].number')
 
             if [ -z "$issue_number" ]; then
               echo "::error::Issue not found!"
@@ -30,7 +33,8 @@ jobs:
           fi
         env:
           GITHUB_TOKEN: ${{ secrets.ACTION_TOKEN }}
-      - name: create pull request
-        run: gh pr create -B ${{ GITHUB_DEFAULT_BRANCH }} -H ${{ github.ref_name }} --title 'Pull request to resolve #${{ steps.get_issue_number.outputs.issue_number }}'
+      - name: Create pull request
+        run: |
+          gh pr create -B main -H ${{ github.ref_name }} -t "Pull request to resolve #${{ steps.get_issue_number.outputs.issue_number }}" -b ""
         env:
           GITHUB_TOKEN: ${{ secrets.ACTION_TOKEN }}
diff --git a/.github/workflows/check-resolution.yml b/.github/workflows/check-resolution.yml
index 91f03b3..3f4d8a6 100644
--- a/.github/workflows/check-resolution.yml
+++ b/.github/workflows/check-resolution.yml
@@ -33,6 +33,7 @@ jobs:
           else
             echo "Branch name does not follow the expected pattern."
             exit 1
+          fi
 
       - name: Get answer
         id: get_answer
@@ -40,7 +41,7 @@ jobs:
           year="${{ steps.extract.outputs.year }}"
           day="${{ steps.extract.outputs.day }}"
 
-          script_path="puzzles/$year/day $day/resolution.py"
+          script_path="puzzles/$year/day-$day/resolution.py"
 
           if [ -f "$script_path" ]; then
             echo "Running script: $script_path"
@@ -50,6 +51,7 @@ jobs:
           else
             echo "Script not found: $script_path"
             exit 1
+          fi
 
       - name: Submit answer
         id: submit_answer
diff --git a/.github/workflows/update-issue.yml b/.github/workflows/update-issue.yml
index cf7d0ec..4b050bc 100644
--- a/.github/workflows/update-issue.yml
+++ b/.github/workflows/update-issue.yml
@@ -12,20 +12,24 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v4
+
       - name: Parsing issue
         id: issue-parser
         uses: stefanbuck/github-issue-parser@v3
         with:
           template-path: .github/ISSUE_TEMPLATE/puzzle.yml
+
       - name: Adding milestone to issue
         uses: Julexar/Milestone-Assigner@v1.0
         with:
           token: "${{ secrets.ACTION_TOKEN }}"
           milestone: "${{ steps.issue-parser.outputs.issueparser_puzzle-year }} Puzzles"
+
       - name: Run bash script to extract day from issue title
         id: extract
         run: |
           title="${{ github.event.issue.title }}"
+
           if [[ $title =~ Day\ ([0-9]+) ]]; then
             day=${BASH_REMATCH[1]}
             echo "day=${day}" >> $GITHUB_OUTPUT
@@ -33,6 +37,7 @@ jobs:
             echo "::error::Title does not match the expected pattern"
             exit 1
           fi
+
       - name: Create comment
         uses: peter-evans/create-or-update-comment@v4
         with:
diff --git a/puzzles/2015/day 1/.keep b/puzzles/2015/day 1/.keep
deleted file mode 100644
index e69de29..0000000
diff --git a/puzzles/2015/day-1/resolution.py b/puzzles/2015/day-1/resolution.py
new file mode 100644
index 0000000..5062962
--- /dev/null
+++ b/puzzles/2015/day-1/resolution.py
@@ -0,0 +1,2 @@
+def main():
+  print("Hello world!")