feat: support for custom & system themes + move cosmic-theme to libcosmic

cosmic-theme/Cargo.toml

@@ -0,0 +1,32 @@
+[package]
+name = "cosmic-theme"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[package.metadata.docs.rs]
+features = ["test_all_features"]
+rustdoc-args = ["--cfg", "docsrs"]
+
+[features]
+default = []
+no-default = []
+contrast-derivation = ["float-cmp"]
+theme-from-image = ["kmeans_colors", "contrast-derivation", "float-cmp", "image"]
+hex-color = ["hex"]
+
+[dependencies]
+palette = {version = "0.6", features = ["serializing"] }
+anyhow = "1.0"
+hex = {version = "0.4.3", optional = true}
+kmeans_colors = { version = "0.5", features = ["palette_color"], default-features = false, optional = true }
+image = {version = "0.24.1", optional = true }
+float-cmp = { version = "0.9.0", optional = true }
+serde = { version = "1.0.129", features = ["derive"] }
+ron = "0.8"
+lazy_static = "1.4.0"
+csscolorparser = {version = "0.6.2", features = ["serde"]}
+directories = { git = "https://github.com/edfloreshz/directories-rs", version = "4.0.1" }
+cosmic-config = { path = "../cosmic-config/", default-features = false, features = ["subscription"] }
+