feat: add corex-storage crate for unified storage abstraction

- Introduced corex-storage crate with support for local disk, S3-compatible, and Google Cloud Storage backends.
- Implemented StorageDriver trait for various storage backends.
- Added LocalFileStorage for local disk operations.
- Added S3Storage for S3-compatible object storage with multipart upload support.
- Added GcsStorage for Google Cloud Storage operations.
- Included error handling for storage operations.
- Added tests for each storage backend to ensure functionality.
- Created README.md for documentation and usage examples.
- Added Apache and MIT licenses for open-source compliance.

crates/mytheclipse-event/Cargo.toml

@@ -0,0 +1,43 @@
+[package]
+name = "corex-event"
+version = "1.2.0"
+edition = "2021"
+rust-version = "1.75"
+license = "MIT OR Apache-2.0"
+repository = "https://github.com/asepharyana/mytheclipse"
+homepage = "https://github.com/asepharyana/mytheclipse"
+documentation = "https://docs.rs/corex-event"
+authors = ["asepharyana <superaseph@gmail.com>"]
+description = "Unified events & message bus abstraction: in-memory pub/sub dispatcher plus pluggable distributed broker backends (RabbitMQ, NATS)."
+readme = "README.md"
+keywords = ["events", "pubsub", "message-bus", "rabbitmq", "nats"]
+categories = ["asynchronous", "network-programming"]
+
+[features]
+default = ["mem"]
+# In-memory dispatcher (tokio broadcast channel), always cheap.
+mem = ["dep:tokio"]
+# Distributed broker backends.
+amqp = ["dep:lapin", "dep:futures-lite"]
+nats = ["dep:async-nats", "dep:futures-util", "dep:bytes"]
+
+[dependencies]
+tracing = "0.1"
+# Required unconditionally: the core `EventBus`/`Subscription` traits (always
+# compiled) use it.
+async-trait = "0.1"
+tokio = { version = "1.53", features = ["sync", "rt"], optional = true }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+
+# RabbitMQ (pure Rust AMQP 0.9.1 client).
+lapin = { version = "2", optional = true }
+futures-lite = { version = "2", optional = true }
+
+# NATS (pure Rust client).
+async-nats = { version = "0.38", optional = true }
+futures-util = { version = "0.3", optional = true }
+bytes = { version = "1", optional = true }
+
+[dev-dependencies]
+tokio = { version = "1.53", features = ["full"] }