add just command runner with common recipes

justfile

@@ -0,0 +1,63 @@
+# Java Faker justfile
+# https://github.com/casey/just
+
+# Default recipe - show available recipes
+default:
+    @just --list
+
+# Build the project (compile only)
+build:
+    ./mvnw compile -q
+
+# Run all tests
+test:
+    ./mvnw test
+
+# Run a specific test class (e.g., just test-class FakerTest)
+test-class CLASS:
+    ./mvnw test -Dtest={{CLASS}}
+
+# Run tests with coverage report
+coverage:
+    ./mvnw test jacoco:report
+    @echo "Coverage report: target/site/jacoco/index.html"
+
+# Clean build artifacts
+clean:
+    ./mvnw clean -q
+
+# Full clean build
+rebuild: clean build
+
+# Package the JAR
+package:
+    ./mvnw package -DskipTests -q
+
+# Install to local Maven repository
+install:
+    ./mvnw install -DskipTests -q
+
+# Run OpenRewrite recipes (dry run)
+rewrite-dry-run:
+    ./mvnw rewrite:dryRun
+
+# Run OpenRewrite recipes (apply changes)
+rewrite-run:
+    ./mvnw rewrite:run
+
+# Show dependency tree
+deps:
+    ./mvnw dependency:tree
+
+# Check for dependency updates
+updates:
+    ./mvnw versions:display-dependency-updates
+
+# Verify the project (compile, test, package)
+verify:
+    ./mvnw verify
+
+# Generate Javadoc
+javadoc:
+    ./mvnw javadoc:javadoc
+    @echo "Javadoc: target/site/apidocs/index.html"