Add --state all to gh pr list to include closed PRs

Co-authored-by: Malcolmnixon <1863707+Malcolmnixon@users.noreply.github.com>

Author: Copilot

src/DemaConsulting.BuildMark/RepoConnectors/GitHubRepoConnector.cs

@@ -180,7 +180,7 @@ public override async Task<List<string>> GetPullRequestsBetweenTagsAsync(Version
             try
             {
                 // Search for PRs containing this commit using GitHub CLI
-                var prSearchOutput = await RunCommandAsync("gh", $"pr list --search {commitHash} --json number --jq .[].number");
+                var prSearchOutput = await RunCommandAsync("gh", $"pr list --state all --search {commitHash} --json number --jq .[].number");
                 var prNumbers = prSearchOutput
                     .Split('\n', StringSplitOptions.RemoveEmptyEntries)
                     .Select(n => n.Trim())

test/DemaConsulting.BuildMark.Tests/GitHubRepoConnectorTests.cs

@@ -142,12 +142,12 @@ public async Task GitHubRepoConnector_GetPullRequestsBetweenTagsAsync_ReturnsExp
         // Mock GitHub CLI to search for PRs by commit hash
         connector.AddCommandResult(
             "gh",
-            "pr list --search abc123def456 --json number --jq .[].number",
+            "pr list --state all --search abc123def456 --json number --jq .[].number",
             "10");
 
         connector.AddCommandResult(
             "gh",
-            "pr list --search def456789abc --json number --jq .[].number",
+            "pr list --state all --search def456789abc --json number --jq .[].number",
             "11");
 
         // Act
@@ -182,7 +182,7 @@ public async Task GitHubRepoConnector_GetPullRequestsBetweenTagsAsync_HandlesNul
         // Mock GitHub CLI to search for PRs by commit hash
         connector.AddCommandResult(
             "gh",
-            "pr list --search abc123def456 --json number --jq .[].number",
+            "pr list --state all --search abc123def456 --json number --jq .[].number",
             "10");
 
         // Act
@@ -211,7 +211,7 @@ public async Task GitHubRepoConnector_GetPullRequestsBetweenTagsAsync_HandlesNul
         // Mock GitHub CLI to search for PRs by commit hash
         connector.AddCommandResult(
             "gh",
-            "pr list --search abc123def456 --json number --jq .[].number",
+            "pr list --state all --search abc123def456 --json number --jq .[].number",
             "11");
 
         // Act
@@ -240,7 +240,7 @@ public async Task GitHubRepoConnector_GetPullRequestsBetweenTagsAsync_HandlesBot
         // Mock GitHub CLI to search for PRs by commit hash
         connector.AddCommandResult(
             "gh",
-            "pr list --search abc123def456 --json number --jq .[].number",
+            "pr list --state all --search abc123def456 --json number --jq .[].number",
             "12");
 
         // Act
@@ -272,7 +272,7 @@ public async Task GitHubRepoConnector_GetPullRequestsBetweenTagsAsync_UsesHeadWh
         // Mock GitHub CLI to search for PRs by commit hash
         connector.AddCommandResult(
             "gh",
-            "pr list --search abc123def456 --json number --jq .[].number",
+            "pr list --state all --search abc123def456 --json number --jq .[].number",
             "15");
 
         // Act - using a version that doesn't exist as a tag
@@ -303,17 +303,17 @@ public async Task GitHubRepoConnector_GetPullRequestsBetweenTagsAsync_UsesGitHub
         // Mock GitHub CLI to search for PRs by commit hash
         connector.AddCommandResult(
             "gh",
-            "pr list --search abc123def456 --json number --jq .[].number",
+            "pr list --state all --search abc123def456 --json number --jq .[].number",
             "18");
 
         connector.AddCommandResult(
             "gh",
-            "pr list --search def456789abc --json number --jq .[].number",
+            "pr list --state all --search def456789abc --json number --jq .[].number",
             "19");
 
         connector.AddCommandResult(
             "gh",
-            "pr list --search 789abcdef123 --json number --jq .[].number",
+            "pr list --state all --search 789abcdef123 --json number --jq .[].number",
             "20");
 
         // Act
@@ -344,12 +344,12 @@ public async Task GitHubRepoConnector_GetPullRequestsBetweenTagsAsync_Deduplicat
         // Mock GitHub CLI to search for PRs by commit hash - both commits are from PR 20
         connector.AddCommandResult(
             "gh",
-            "pr list --search 5e541195f387259ee8d72d33b70579a0f7b6fde4 --json number --jq .[].number",
+            "pr list --state all --search 5e541195f387259ee8d72d33b70579a0f7b6fde4 --json number --jq .[].number",
             "20");
 
         connector.AddCommandResult(
             "gh",
-            "pr list --search c3eb81cd24b9d054a626a9785b16975f0808ecb2 --json number --jq .[].number",
+            "pr list --state all --search c3eb81cd24b9d054a626a9785b16975f0808ecb2 --json number --jq .[].number",
             "20");
 
         // Act