Add grid agent milestone acceptance gate (#135)

crates/metacrate-grid-agent/src/main.rs

@@ -36,12 +36,15 @@ enum Operation {
     Tui,
     TuiClient,
     PrintPaths,
+    Acceptance,
+    CheckLiveOptIns,
 }
 
 #[derive(Default)]
 struct Options {
     config: Option<PathBuf>,
     operation: Operation,
+    evidence: Option<PathBuf>,
 }
 
 fn options() -> Result<Option<Options>, CliError> {
@@ -57,7 +60,7 @@ fn options() -> Result<Option<Options>, CliError> {
         }
         if argument == "--help" || argument == "-h" {
             println!(
-                "metacrate-grid-agent [--config PATH] [--check-config | --run-once | --tui | --tui-client | --print-paths]\n\
+                "metacrate-grid-agent [--config PATH] [--check-config | --run-once | --tui | --tui-client | --print-paths | --acceptance-evidence PATH | --check-live-opt-ins]\n\
                  Configuration precedence: defaults < JSON < secret files < environment.\n\
                  With no --config, the platform default is used when it exists."
             );
@@ -76,6 +79,15 @@ fn options() -> Result<Option<Options>, CliError> {
             set_operation(&mut result, Operation::TuiClient)?;
         } else if argument == "--print-paths" {
             set_operation(&mut result, Operation::PrintPaths)?;
+        } else if argument == "--acceptance-evidence" {
+            set_operation(&mut result, Operation::Acceptance)?;
+            let path = arguments
+                .next()
+                .ok_or_else(|| CliError("--acceptance-evidence requires a new path".into()))?;
+            count += 1;
+            result.evidence = Some(PathBuf::from(path));
+        } else if argument == "--check-live-opt-ins" {
+            set_operation(&mut result, Operation::CheckLiveOptIns)?;
         } else if argument == "--config" {
             let path = arguments
                 .next()
@@ -102,6 +114,7 @@ fn set_operation(options: &mut Options, operation: Operation) -> Result<(), CliE
 }
 
 #[tokio::main]
+#[allow(clippy::too_many_lines)]
 async fn main() -> Result<(), Box<dyn Error>> {
     let Some(options) = options()? else {
         return Ok(());
@@ -112,6 +125,36 @@ async fn main() -> Result<(), Box<dyn Error>> {
         println!("data={}", platform_paths.data_directory.display());
         return Ok(());
     }
+    if options.operation == Operation::Acceptance {
+        let evidence = options
+            .evidence
+            .ok_or_else(|| CliError("acceptance evidence path is required".into()))?;
+        let written = metacrate_grid_agent::run_deterministic_acceptance(
+            evidence,
+            metacrate_grid_agent::AcceptanceBudgets::default(),
+        )
+        .await?;
+        println!(
+            "deterministic acceptance passed; evidence={}",
+            written.display()
+        );
+        return Ok(());
+    }
+    if options.operation == Operation::CheckLiveOptIns {
+        let opt_ins =
+            metacrate_grid_agent::LiveGridOptIns::from_environment(|name| std::env::var(name).ok())
+                .validate()?;
+        println!(
+            "live opt-ins: login={} chat_im={} script={} landmarks={} build={} visual={}",
+            opt_ins.login,
+            opt_ins.chat_and_im,
+            opt_ins.script_delivery,
+            opt_ins.landmarks_and_roaming,
+            opt_ins.reversible_build,
+            opt_ins.visual_capture
+        );
+        return Ok(());
+    }
     let mut loader = ConfigLoader::new();
     let config_path = options.config.or_else(|| {
         platform_paths