release: v0.5.2

Author: mattrobenolt

build.zig.zon

@@ -1,6 +1,6 @@
 .{
     .name = .ziglint,
-    .version = "0.5.1",
+    .version = "0.5.2",
     .fingerprint = 0x4b7deecc2ff046b7,
     .paths = .{
         "build.zig",

docs/releases/v0.5.2.md

@@ -0,0 +1,43 @@
+## Performance Improvements
+
+### Module graph construction is now 3000x faster! 🚀
+
+Dramatically improved module graph build performance through two key optimizations:
+
+**Before:** ~1850ms to analyze `build.zig` (loading 308 modules from std with ZIR)
+**After:** ~0.6ms to analyze `build.zig` (loading 2 modules without ZIR)
+
+**What changed:**
+
+1. **Disabled ZIR generation** - ZIR was added proactively in v0.4.0 for future control flow analysis (issue #18), but no rules currently use it. Generating ZIR took 10-50ms per module.
+
+2. **Skip recursing into std library** - When linting user code like `build.zig`, we don't need to parse all 300+ modules from the standard library. Now we only load the root `std.zig` file.
+
+**Impact on real-world usage:**
+
+```bash
+# Linting a single file that imports std
+Before: ~2 seconds
+After:  ~0.4 seconds (5x faster)
+
+# Linting entire src/ directory
+Before: Previously slow on large projects
+After:  Dramatically faster startup and analysis
+```
+
+These optimizations can be easily reverted if control flow analysis is implemented in the future (see well-documented code comments in `src/ModuleGraph.zig`).
+
+## Technical Details
+
+- ZIR generation infrastructure remains in place and can be re-enabled by uncommenting documented code sections
+- Module graph now loads only user code + top-level std.zig instead of recursively parsing the entire standard library
+- All tests pass; linter functionality unchanged
+- Verified against GitHub history: ZIR added in commit 14bbe87 but never used by any rules
+
+## Installation
+
+```bash
+mise use github:rockorager/ziglint@v0.5.2
+```
+
+Or download pre-built binaries from the release assets.