Add Performance as a changelog fragment option

CLAUDE.md

@@ -25,7 +25,7 @@ uv run pytest tests/test_name.py
 uv run pytest tests/test_name.py::test_function_name
 
 # Preview changelog
-towncrier build --draft --version Unreleased
+uv run towncrier build --draft --version Unreleased
 
 # Lint and format check
 uv run ruff check
@@ -91,7 +91,7 @@ All data flows as **Frame** objects through a pipeline of **FrameProcessors**:
 ### Key Directories
 
 | Directory                  | Purpose                                            |
-|---------------------------|----------------------------------------------------|
+| -------------------------- | -------------------------------------------------- |
 | `src/pipecat/frames/`      | Frame definitions (100+ types)                     |
 | `src/pipecat/processors/`  | FrameProcessor base + aggregators, filters, audio  |
 | `src/pipecat/pipeline/`    | Pipeline orchestration                             |
@@ -155,4 +155,3 @@ When adding a new service:
 ## Testing
 
 Test utilities live in `src/pipecat/tests/utils.py`. Use `run_test()` to send frames through a pipeline and assert expected output frames in each direction. Use `SleepFrame(sleep=N)` to add delays between frames.
-

CONTRIBUTING.md

@@ -49,12 +49,12 @@ Every pull request that makes a user-facing change should include a changelog en
    ```
 
 2. Choose the appropriate type:
-
    - `added.md` - New features
    - `changed.md` - Changes in existing functionality
    - `deprecated.md` - Soon-to-be removed features
    - `removed.md` - Removed features
    - `fixed.md` - Bug fixes
+   - `performance.md` - Performance improvements
    - `security.md` - Security fixes
    - `other.md` - Other changes (documentation, dependencies, etc.)
 
@@ -80,7 +80,6 @@ Every pull request that makes a user-facing change should include a changelog en
 
 ```markdown
 - Updated service configuration:
-
   - Changed default timeout to 30 seconds
   - Added retry logic for failed connections
 ```
@@ -105,7 +104,6 @@ changelog/1234.changed.2.md
 
 ```markdown
 - Updated service configuration:
-
   - Changed default timeout to 30 seconds
   - Added retry logic for failed connections
 ```

pyproject.toml

@@ -257,6 +257,11 @@ directory = "fixed"
 name = "Fixed"
 showcontent = true
 
+[[tool.towncrier.type]]
+directory = "performance"
+name = "Performance"
+showcontent = true
+
 [[tool.towncrier.type]]
 directory = "security"
 name = "Security"