simplify: drop decorative dash-rule lines from section banners

crates/tracedecay-agent-hosts/src/agents/chatgpt.rs

@@ -116,9 +116,7 @@ impl AgentIntegration for ChatGptIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Staged source helpers
-// ---------------------------------------------------------------------------
 
 /// The staged portable bundle the ChatGPT host flow consumes.
 pub(crate) fn chatgpt_staged_plugin_dir(home: &Path) -> PathBuf {
@@ -151,9 +149,7 @@ pub(crate) fn rendered_plugin_files(tracedecay_bin: &str) -> Result<Vec<(&'stati
         .collect()
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 /// Check the staged ChatGPT bundle: its manifest parses, every file the
 /// rendered inventory names is present, and host registration is reported as

crates/tracedecay-agent-hosts/src/agents/claude.rs

@@ -659,9 +659,7 @@ fn read_optional_json(path: &Path) -> std::result::Result<Option<serde_json::Val
     }
 }
 
-// ---------------------------------------------------------------------------
 // Plugin bundle: embedding + deploy
-// ---------------------------------------------------------------------------
 
 /// The marketplace name (matches the plugin name `tracedecay`), yielding the
 /// `tracedecay@tracedecay` plugin identifier Claude Code enables by.
@@ -779,9 +777,7 @@ fn set_mcp_command(raw: &str, tracedecay_bin: &str) -> Result<String> {
     super::plugin_bundle::set_mcp_command(raw, tracedecay_bin)
 }
 
-// ---------------------------------------------------------------------------
 // Shared install helpers (permissions + CLAUDE.md)
-// ---------------------------------------------------------------------------
 
 fn ensure_claude_dir(claude_dir: &Path) -> Result<()> {
     std::fs::create_dir_all(claude_dir).map_err(|e| TraceDecayError::Config {
@@ -1020,9 +1016,7 @@ fn uninstall_claude_md_rules(claude_md_path: &Path) -> Result<()> {
     })
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 /// Check the deployed plugin bundle, marketplace registration, and enablement.
 fn doctor_check_plugin(dc: &mut DoctorCounters, home: &Path) {

crates/tracedecay-agent-hosts/src/agents/cline.rs

@@ -121,9 +121,7 @@ impl AgentIntegration for ClineIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_settings(dc: &mut DoctorCounters, home: &Path) {
     let settings_path = cline_mcp_settings_path(home);

crates/tracedecay-agent-hosts/src/agents/codex.rs

@@ -459,9 +459,7 @@ impl AgentIntegration for CodexIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Install helpers
-// ---------------------------------------------------------------------------
 
 /// The Codex plugin's composed deploy set, sourced from the shared `plugin/`
 /// tree via [`crate::agents::plugin_bundle::codex_files`]. Each entry is
@@ -2078,9 +2076,7 @@ fn group_has_subcommand(group: &serde_json::Value, subcommand: &str) -> bool {
     })
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_plugin(dc: &mut DoctorCounters, profile_root: &Path, home: &Path) {
     match codex_foreign_bundle_entrypoints(profile_root, home) {

crates/tracedecay-agent-hosts/src/agents/copilot.rs

@@ -253,9 +253,7 @@ fn vscode_mcp_servers_has_tracedecay(settings_path: &Path) -> bool {
         .is_some()
 }
 
-// ---------------------------------------------------------------------------
 // Registration paths
-// ---------------------------------------------------------------------------
 
 /// VS Code user settings. Neither a host CLI nor TraceDecay writes this
 /// file; see the module documentation.
@@ -306,9 +304,7 @@ fn copilot_context_mcp_registration_state(
     }
 }
 
-// ---------------------------------------------------------------------------
 // Host-CLI-driven MCP registry lifecycle
-// ---------------------------------------------------------------------------
 
 /// Resolve Copilot's own CLI, or fail with the typed requirement.
 ///
@@ -431,9 +427,7 @@ fn run_mcp_registry_step(copilot_cli: &Path, args: &[&str], home: &Path) -> Resu
     )
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 /// True when a registered server's `args` array carries every argument in
 /// [`MCP_SERVER_ARGS`].

crates/tracedecay-agent-hosts/src/agents/cursor.rs

@@ -162,9 +162,7 @@ impl AgentIntegration for CursorIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Plugin install helpers
-// ---------------------------------------------------------------------------
 
 /// The Cursor plugin's composed deploy set, sourced from the shared
 /// `plugin/` tree via [`crate::agents::plugin_bundle::cursor_files`].
@@ -329,9 +327,7 @@ fn cursor_plugin_hooks(raw: &str, tracedecay_bin: &str) -> Result<String> {
     Ok(rendered)
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_plugin(dc: &mut DoctorCounters, home: &Path) {
     let plugin_dir = cursor_plugin_install_dir(home);

crates/tracedecay-agent-hosts/src/agents/droid.rs

@@ -386,9 +386,7 @@ impl AgentIntegration for DroidIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Host-CLI-driven MCP registry lifecycle
-// ---------------------------------------------------------------------------
 
 /// Resolve Droid's own CLI, or fail with the typed requirement. Droid owns
 /// `~/.factory/mcp.json` through `droid mcp`; its CLI is a hard requirement
@@ -488,9 +486,7 @@ fn droid_mcp_remove_with(droid_cli: &Path, home: &Path) -> Result<()> {
     )
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 /// True when a registered server's `args` array carries every argument in
 /// [`MCP_SERVER_ARGS`]. Binding the doctor's expectation to the same constant

crates/tracedecay-agent-hosts/src/agents/gemini.rs

@@ -202,9 +202,7 @@ impl AgentIntegration for GeminiIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Lifecycle state
-// ---------------------------------------------------------------------------
 
 fn selects_extension(components: &[HostComponentV1]) -> bool {
     components.iter().any(|component| {
@@ -235,9 +233,7 @@ fn gemini_extension_registration_state(
     }
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_staged_extension(dc: &mut DoctorCounters, home: &Path) {
     let stage_dir = extension_stage_dir(home);

crates/tracedecay-agent-hosts/src/agents/gemini/extension.rs

@@ -85,9 +85,7 @@ const EXTENSION_MANIFEST_TEMPLATE: &str = r#"{
 }
 "#;
 
-// ---------------------------------------------------------------------------
 // Paths
-// ---------------------------------------------------------------------------
 
 /// TraceDecay's own Gemini profile root. Every path below is derived from the
 /// admitted `home` rather than an ambient environment variable, because the
@@ -138,9 +136,7 @@ pub(super) fn settings_path(home: &Path) -> PathBuf {
     gemini_home(home).join("settings.json")
 }
 
-// ---------------------------------------------------------------------------
 // Staging
-// ---------------------------------------------------------------------------
 
 /// Every file the staged extension consists of, already rendered.
 ///
@@ -219,9 +215,7 @@ pub(super) fn stage_dir_is_tracedecay(stage_dir: &Path) -> bool {
         == Some(EXTENSION_NAME)
 }
 
-// ---------------------------------------------------------------------------
 // Installed-extension observation
-// ---------------------------------------------------------------------------
 
 /// What TraceDecay can actually see of the host's installed extension.
 ///
@@ -314,9 +308,7 @@ pub(super) fn installed_extension_is_present(home: &Path) -> bool {
     installed_extension_dir(home).exists()
 }
 
-// ---------------------------------------------------------------------------
 // Host CLI lifecycle
-// ---------------------------------------------------------------------------
 
 /// Resolve Gemini CLI's own binary, or fail with the typed requirement.
 ///

crates/tracedecay-agent-hosts/src/agents/host_config_io.rs

@@ -696,9 +696,7 @@ pub(super) fn persist_host_config_remove_intent(path: &Path) -> Result<()> {
     })
 }
 
-// ---------------------------------------------------------------------------
 // Shared MCP server registration
-// ---------------------------------------------------------------------------
 //
 // Every JSON/JSONC-configured host registers tracedecay the same way: one
 // entry named `tracedecay` under a root key (`mcpServers` for the Cline
@@ -1136,6 +1134,4 @@ fn parse_toml_config(path: &Path, contents: &str) -> Result<toml::Value> {
     Ok(toml::Value::Table(table))
 }
 
-// ---------------------------------------------------------------------------
 // Git post-commit hook
-// ---------------------------------------------------------------------------

crates/tracedecay-agent-hosts/src/agents/kilo.rs

@@ -142,9 +142,7 @@ impl AgentIntegration for KiloIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_settings(dc: &mut DoctorCounters, home: &Path) {
     doctor_check_mcp_registration(

crates/tracedecay-agent-hosts/src/agents/kimi.rs

@@ -313,9 +313,7 @@ impl AgentIntegration for KimiIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Kimi Code CLI native plugin helpers
-// ---------------------------------------------------------------------------
 
 /// Resolve the Kimi Code CLI home: `$KIMI_CODE_HOME` when set, non-empty, and
 /// under the admitted `home`; otherwise `~/.kimi-code`.
@@ -556,9 +554,7 @@ fn render_kimi_hook_commands(raw: &str, tracedecay_bin: &str) -> Result<String>
     Ok(rendered)
 }
 
-// ---------------------------------------------------------------------------
 // Install helpers
-// ---------------------------------------------------------------------------
 
 /// Install-or-refresh prompt rules in AGENTS.md.
 fn install_prompt_rules(agents_md: &Path) -> Result<()> {
@@ -571,18 +567,14 @@ fn install_prompt_rules(agents_md: &Path) -> Result<()> {
     super::prompt_rules::reconcile_prompt_rules(agents_md, PROMPT_RULE_MARKER, &block)
 }
 
-// ---------------------------------------------------------------------------
 // Uninstall helpers
-// ---------------------------------------------------------------------------
 
 /// Remove tracedecay rules from AGENTS.md.
 fn uninstall_prompt_rules(agents_md: &Path) -> Result<()> {
     super::prompt_rules::remove_standard_prompt_rules(agents_md)
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 /// Check the Kimi Code CLI native plugin: registered in `installed.json` and
 /// its host-managed bundle matches the staged source. Like the other

crates/tracedecay-agent-hosts/src/agents/kiro.rs

@@ -428,9 +428,7 @@ fn mcp_registry_has_tracedecay(path: &Path) -> bool {
     mcp_config_has_tracedecay(path, "mcpServers", load_json_file)
 }
 
-// ---------------------------------------------------------------------------
 // Install helpers
-// ---------------------------------------------------------------------------
 
 fn mcp_server_entry(tracedecay_bin: &str) -> serde_json::Value {
     json!({
@@ -574,9 +572,7 @@ missing decision or an external or destructive action outside that authority.",
     )
 }
 
-// ---------------------------------------------------------------------------
 // Uninstall helpers
-// ---------------------------------------------------------------------------
 
 fn uninstall_mcp_server(path: &Path) -> Result<()> {
     uninstall_mcp_server_entry(path, "mcpServers", JsonConfigDialect::Json)
@@ -662,9 +658,7 @@ fn owned_steering_ranges(contents: &str) -> Vec<Range<usize>> {
     })
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_mcp_config(dc: &mut DoctorCounters, home: &Path) -> Option<serde_json::Value> {
     let path = mcp_config_path(home);

crates/tracedecay-agent-hosts/src/agents/mod.rs

@@ -271,9 +271,7 @@ pub fn export_managed_skills_to_agent_hosts(
     reports
 }
 
-// ---------------------------------------------------------------------------
 // AgentIntegration trait
-// ---------------------------------------------------------------------------
 
 /// What [`AgentIntegration::require_host`] proved about the host.
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
@@ -644,9 +642,7 @@ pub(crate) enum InstallScope {
     ProjectLocal,
 }
 
-// ---------------------------------------------------------------------------
 // Registry
-// ---------------------------------------------------------------------------
 
 /// Returns the agent matching `id`, or an error if unknown.
 pub fn get_integration(id: &str) -> Result<Box<dyn AgentIntegration>> {
@@ -800,9 +796,7 @@ pub fn inspect_receipt_backed_host_components(
     )
 }
 
-// ---------------------------------------------------------------------------
 // DoctorCounters
-// ---------------------------------------------------------------------------
 
 /// Diagnostic counters for doctor checks, plus every check line in order so
 /// `tracedecay doctor --json` carries exactly what the terminal showed.
@@ -902,9 +896,7 @@ impl DoctorCounters {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Shared helpers
-// ---------------------------------------------------------------------------
 
 #[macro_export]
 macro_rules! cli_fallback_args_invocation_lit {

crates/tracedecay-agent-hosts/src/agents/opencode.rs

@@ -396,9 +396,7 @@ fn config_has_tracedecay(config: &Value) -> bool {
             .is_some()
 }
 
-// ---------------------------------------------------------------------------
 // Config path resolution
-// ---------------------------------------------------------------------------
 
 /// Honors the profile's absolute `$XDG_CONFIG_HOME` only inside `home`.
 ///
@@ -636,9 +634,7 @@ fn remove_opencode_plugin(path: &Path) -> Result<()> {
     })
 }
 
-// ---------------------------------------------------------------------------
 // Install helpers
-// ---------------------------------------------------------------------------
 
 /// Merge TraceDecay's MCP registration into `opencode.json`.
 ///
@@ -758,9 +754,7 @@ fn install_prompt_rules(prompt_path: &Path) -> Result<()> {
     super::prompt_rules::reconcile_prompt_rules(prompt_path, PROMPT_RULE_MARKER, &block)
 }
 
-// ---------------------------------------------------------------------------
 // Uninstall helpers
-// ---------------------------------------------------------------------------
 
 /// Outcome of the uninstall transform, reported after publication.
 enum OpenCodeRegistrationRemoval {
@@ -876,9 +870,7 @@ fn uninstall_prompt_rules(prompt_path: &Path) -> Result<()> {
     super::prompt_rules::remove_standard_prompt_rules(prompt_path)
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_config(dc: &mut DoctorCounters, home: &Path, profile: &ProfileRoot) {
     let config_path = opencode_config_path(home, profile);

crates/tracedecay-agent-hosts/src/agents/roo_code.rs

@@ -118,9 +118,7 @@ impl AgentIntegration for RooCodeIntegration {
     }
 }
 
-// ---------------------------------------------------------------------------
 // Healthcheck helpers
-// ---------------------------------------------------------------------------
 
 fn doctor_check_settings(dc: &mut DoctorCounters, home: &Path) {
     let settings_path = roo_settings_path(home);