feat: Add draft json schema validation and serde model (#144)

Cargo.toml

@@ -1,10 +1,5 @@
 [workspace]
-members = [
-    "dsp-domain",
-    "dsp-meta",
-    "dsp-meta-cmd",
-    "serde-rdf",
-]
+members = ["dsp-domain", "dsp-meta", "dsp-meta-cmd", "serde-rdf"]
 resolver = "2"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -26,6 +21,7 @@ axum = "0.7.2" # web framework
 axum-macros = "0.4.0"
 clap = { version = "4.5.4", features = ["derive"] } # command-line parser
 config = "0.13.1" # Layered configuration with strong support for 12-factor applications
+chrono = { version = "0.4.38", features = ["serde"] }
 dirs = "5.0.1" # provides platform-specific locations for storing user configuration
 hcl-rs = "0.16.7" # HCL converter
 http-body-util = "0.1.0"
@@ -35,12 +31,23 @@ once_cell = "1.19.0"
 pid1 = "0.1.1"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1" # JSON serialization
+serde_yaml = "0.9"
+nonempty = { version = "0.10.0", features = ["serialize"] }
+valico = "4.0.0"
 tokio = { version = "1", features = ["rt", "macros", "rt-multi-thread"] }
 tokio-test = "0.4.2"
 tower = "0.4.13"
 tower-http = { version = "0.5.0", features = ["trace", "fs"] }
 hyper = "1.0.1"
+thiserror = "1.0.56"
 tracing = "0.1"
-tracing-subscriber = { version = "0.3", features = ["fmt", "registry", "std", "env-filter", "json"] }
+tracing-subscriber = { version = "0.3", features = [
+    "fmt",
+    "registry",
+    "std",
+    "env-filter",
+    "json",
+] }
 tracing-test = "0.2"
 url = { version = "2", features = ["serde"] }
+toml = "0.8.15"