feat: execute durable standalone Jobs through Host-owned Internal Workers (T-708)

Cargo.lock

@@ -2339,6 +2339,17 @@ dependencies = [
  "syn 2.0.117",
 ]
 
+[[package]]
+name = "job"
+version = "0.1.0"
+dependencies = [
+ "manifest",
+ "serde",
+ "serde_json",
+ "sha2 0.11.0",
+ "thiserror 2.0.18",
+]
+
 [[package]]
 name = "jobserver"
 version = "0.1.34"
@@ -4625,8 +4636,10 @@ dependencies = [
  "client",
  "fs4",
  "futures",
+ "job",
  "manifest",
  "protocol",
+ "rusqlite",
  "serde",
  "serde_json",
  "session-store",
@@ -6432,6 +6445,7 @@ dependencies = [
  "futures-util",
  "http",
  "include_dir",
+ "job",
  "jsonschema",
  "libc",
  "manifest",
@@ -6615,6 +6629,7 @@ dependencies = [
  "config-source",
  "flow",
  "futures",
+ "job",
  "manifest",
  "memory",
  "merge-request",