rename .story_kit directory to .storkit and update all references

Renames the config directory and updates 514 references across 42 Rust
source files, plus CLAUDE.md, .gitignore, Makefile, script/release,
and .mcp.json files. All 1205 tests pass.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/src/matrix/commands/move_story.rs

@@ -62,7 +62,7 @@ pub(super) fn handle_move(ctx: &CommandContext) -> Option<String> {
     'outer: for stage_dir in SEARCH_DIRS {
         let dir = ctx
             .project_root
-            .join(".story_kit")
+            .join(".storkit")
             .join("work")
             .join(stage_dir);
         if !dir.exists() {
@@ -143,7 +143,7 @@ mod tests {
     }
 
     fn write_story_file(root: &std::path::Path, stage: &str, filename: &str, content: &str) {
-        let dir = root.join(".story_kit/work").join(stage);
+        let dir = root.join(".storkit/work").join(stage);
         std::fs::create_dir_all(&dir).unwrap();
         std::fs::write(dir.join(filename), content).unwrap();
     }
@@ -246,7 +246,7 @@ mod tests {
         // Verify the file was actually moved.
         let new_path = tmp
             .path()
-            .join(".story_kit/work/2_current/42_story_some_feature.md");
+            .join(".storkit/work/2_current/42_story_some_feature.md");
         assert!(new_path.exists(), "story file should be in 2_current/");
     }
 

server/src/matrix/commands/overview.rs

@@ -108,7 +108,7 @@ fn find_story_name(root: &std::path::Path, num_str: &str) -> Option<String> {
         "6_archived",
     ];
     for stage in &stages {
-        let dir = root.join(".story_kit").join("work").join(stage);
+        let dir = root.join(".storkit").join("work").join(stage);
         if !dir.exists() {
             continue;
         }

server/src/matrix/commands/show.rs

@@ -34,7 +34,7 @@ pub(super) fn handle_show(ctx: &CommandContext) -> Option<String> {
     for stage in &stages {
         let dir = ctx
             .project_root
-            .join(".story_kit")
+            .join(".storkit")
             .join("work")
             .join(stage);
         if !dir.exists() {
@@ -92,7 +92,7 @@ mod tests {
     }
 
     fn write_story_file(root: &std::path::Path, stage: &str, filename: &str, content: &str) {
-        let dir = root.join(".story_kit/work").join(stage);
+        let dir = root.join(".storkit/work").join(stage);
         std::fs::create_dir_all(&dir).unwrap();
         std::fs::write(dir.join(filename), content).unwrap();
     }

server/src/matrix/commands/status.rs

@@ -38,7 +38,7 @@ fn read_stage_items(
     stage_dir: &str,
 ) -> Vec<(String, Option<String>)> {
     let dir = project_root
-        .join(".story_kit")
+        .join(".storkit")
         .join("work")
         .join(stage_dir);
     if !dir.exists() {
@@ -228,7 +228,7 @@ mod tests {
         use tempfile::TempDir;
 
         let tmp = TempDir::new().unwrap();
-        let stage_dir = tmp.path().join(".story_kit/work/2_current");
+        let stage_dir = tmp.path().join(".storkit/work/2_current");
         std::fs::create_dir_all(&stage_dir).unwrap();
 
         // Write a story file with a front-matter name
@@ -257,7 +257,7 @@ mod tests {
         use tempfile::TempDir;
 
         let tmp = TempDir::new().unwrap();
-        let stage_dir = tmp.path().join(".story_kit/work/2_current");
+        let stage_dir = tmp.path().join(".storkit/work/2_current");
         std::fs::create_dir_all(&stage_dir).unwrap();
 
         let story_path = stage_dir.join("293_story_register_all_bot_commands.md");
@@ -295,7 +295,7 @@ mod tests {
         use tempfile::TempDir;
 
         let tmp = TempDir::new().unwrap();
-        let stage_dir = tmp.path().join(".story_kit/work/2_current");
+        let stage_dir = tmp.path().join(".storkit/work/2_current");
         std::fs::create_dir_all(&stage_dir).unwrap();
 
         let story_path = stage_dir.join("293_story_register_all_bot_commands.md");
@@ -318,7 +318,7 @@ mod tests {
         use tempfile::TempDir;
 
         let tmp = TempDir::new().unwrap();
-        let stage_dir = tmp.path().join(".story_kit/work/2_current");
+        let stage_dir = tmp.path().join(".storkit/work/2_current");
         std::fs::create_dir_all(&stage_dir).unwrap();
 
         let story_path = stage_dir.join("293_story_register_all_bot_commands.md");