feat: add sidecar + processing migrations and postgres adapters

007_sidecar, 008_processing, 009_duplicate_groups migrations.
Tag, sidecar, job, batch, plugin, pipeline, duplicate repos.

crates/adapters/postgres/Cargo.toml

@@ -10,4 +10,5 @@ uuid        = { workspace = true }
 chrono      = { workspace = true }
 anyhow      = { workspace = true }
 async-trait = { workspace = true }
+serde       = { workspace = true }
 serde_json  = { workspace = true }