Migrate TamiFlex build from Ant to Maven

[Copilot]

Summary

Replace the Ant-based build with a Maven multi-module reactor and fetch dependencies from Maven Central.

Changes

• Add Maven POMs for the shared Normalizer, agents, Booster, and database modules.
• Replace bundled ASM, Soot, and MySQL JAR dependencies with Maven Central coordinates.
• Preserve executable/agent manifests and shaded runtime dependencies.
• Update legacy ASM visitors to use the current ASM API.
• Remove obsolete Ant build files and document the Maven command in the README.

Validation

• mvn clean package succeeds on JDK 21.
• Packaged JAR manifests were checked.
• CodeQL found 0 alerts; secret scan found no secrets.
• Automated code review returned no comments, but its model service reported unavailable.

[swissiety]

👍