initial commit based on existing implementation of another project

Added documentation comments with example snippets and a complete
example showcasing how to use the library for matching.

build.zig.zon

@@ -0,0 +1,14 @@
+.{
+    .name = .fuzzig,
+    // This is a [Semantic Version](https://semver.org/).
+    .version = "0.0.0",
+    .fingerprint = 0x6450ab302d40f9a8, // Changing this has security and trust implications.
+    .minimum_zig_version = "0.16.0-dev.1254+bf15c791f",
+    .dependencies = .{},
+    .paths = .{
+        "build.zig",
+        "build.zig.zon",
+        "src",
+        "LICENSE",
+    },
+}