feat(gst): Added gst a high level wrapper over gstreamer

chore(example): Added hdr-gstreamer-wgpu example
chore(license): Added MIT license to all crates

examples/hdr-gstreamer-wgpu/Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "jello-test"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+# gst = { workspace = true }
+wgpu = "*"
+gstreamer = "*"
+gstreamer-video = "*"
+gstreamer-app = "*"
+gstreamer-base = "*"
+winit = { version = "*", features = ["wayland"] }
+anyhow = "*"
+pollster = "0.4.0"
+tracing = { version = "0.1.43", features = ["log"] }
+tracing-subscriber = "0.3.22"
+
+[profile.release]
+debug = true