chore: collapse the ifs the 1.98 clippy flags

The pinned toolchain's clippy grew opinions the older lint let stand:
nested if/if-let pairs it wants as let-chains, and a modulo test it
wants as is_multiple_of. Machine-applied collapses, fmt-settled, no
behavior change — the gauntlet runs clean again.

crates/rhema-claw/src/accounts_tools.rs

@@ -132,16 +132,14 @@ pub fn save_account(
         forge_known: forge.is_some(),
         watch_added: false,
     };
-    if watch {
-        if let Some(kind) = forge {
-            let host = saved.account.url.as_deref().filter(|url| !url.is_empty());
-            saved.watch_added = watches
-                .add_account_watch(kind.name(), host, &saved.account.id)
-                .map_err(|err| err.to_string())?;
-        }
-        // Asked to watch a service the daemon cannot watch: the save
-        // stands, the watch verdict says why not.
+    if watch && let Some(kind) = forge {
+        let host = saved.account.url.as_deref().filter(|url| !url.is_empty());
+        saved.watch_added = watches
+            .add_account_watch(kind.name(), host, &saved.account.id)
+            .map_err(|err| err.to_string())?;
     }
+    // Asked to watch a service the daemon cannot watch: the save
+    // stands, the watch verdict says why not.
     Ok(saved)
 }
 

crates/rhema-claw/src/backends.rs

@@ -669,10 +669,10 @@ pub fn discover(
 /// The config file's model seeds llama's fallback, as discovery always
 /// has: it names the deployment's local model when it names one at all.
 fn seed_llama_model(backend: &mut Backend, config: &crate::config::ClawConfig) {
-    if backend.kind == "llama-cpp" {
-        if let Some(model) = &config.model {
-            backend.default_model = model.clone();
-        }
+    if backend.kind == "llama-cpp"
+        && let Some(model) = &config.model
+    {
+        backend.default_model = model.clone();
     }
 }
 

crates/rhema-claw/src/config.rs

@@ -320,20 +320,20 @@ impl ClawConfig {
         // The agent token's safety is that it is scoped; making it the
         // human token silently unscopes everything the model's shell
         // holds. Boot refuses the configuration instead.
-        if let (Some(token), Some(agent_token)) = (&self.token, &self.agent_token) {
-            if !token.is_empty() && token == agent_token {
-                return Err(ConfigError::SameAgentToken);
-            }
+        if let (Some(token), Some(agent_token)) = (&self.token, &self.agent_token)
+            && !token.is_empty()
+            && token == agent_token
+        {
+            return Err(ConfigError::SameAgentToken);
         }
         // The ingest credential's safety is that it is write-only and
         // one route deep; a value shared with a wider class silently
         // widens it, so boot refuses the collision with either token.
-        if let Some(ingest_token) = self.ingest_token.as_deref().filter(|t| !t.is_empty()) {
-            if Some(ingest_token) == self.token.as_deref()
-                || Some(ingest_token) == self.agent_token.as_deref()
-            {
-                return Err(ConfigError::IngestTokenCollision);
-            }
+        if let Some(ingest_token) = self.ingest_token.as_deref().filter(|t| !t.is_empty())
+            && (Some(ingest_token) == self.token.as_deref()
+                || Some(ingest_token) == self.agent_token.as_deref())
+        {
+            return Err(ConfigError::IngestTokenCollision);
         }
         Ok(())
     }

crates/rhema-claw/src/consents.rs

@@ -349,14 +349,14 @@ pub async fn wait_for_resolution(
 ) -> WaitOutcome {
     let deadline = tokio::time::Instant::now() + budget;
     loop {
-        if let Ok(Some(consent)) = store.get(id) {
-            if let Some(granted) = consent.granted {
-                return if granted {
-                    WaitOutcome::Granted(consent.account_id)
-                } else {
-                    WaitOutcome::Denied
-                };
-            }
+        if let Ok(Some(consent)) = store.get(id)
+            && let Some(granted) = consent.granted
+        {
+            return if granted {
+                WaitOutcome::Granted(consent.account_id)
+            } else {
+                WaitOutcome::Denied
+            };
         }
         let waiter = bridge.waiter(id);
         let remaining = deadline.saturating_duration_since(tokio::time::Instant::now());

crates/rhema-claw/src/http.rs

@@ -1433,17 +1433,17 @@ async fn ingest(State(state): State<ClawState>, Json(body): Json<IngestBody>) ->
     // `phone status` read cannot. A bare `phone:<device>` key is a
     // message on the device's resident key and dispatches like any
     // resident key's. A store failure is logged, never fatal.
-    if source == crate::phone::SOURCE {
-        if let Some((device, topic)) = crate::phone::phone_key_parts(key) {
-            if let Err(err) = state.phone.observe(device, topic, &body.payload) {
-                eprintln!("[claw] warning: phone state for {key} not stored: {err}");
-            }
-            return (
-                StatusCode::ACCEPTED,
-                Json(json!({ "ingested": "observed" })),
-            )
-                .into_response();
+    if source == crate::phone::SOURCE
+        && let Some((device, topic)) = crate::phone::phone_key_parts(key)
+    {
+        if let Err(err) = state.phone.observe(device, topic, &body.payload) {
+            eprintln!("[claw] warning: phone state for {key} not stored: {err}");
         }
+        return (
+            StatusCode::ACCEPTED,
+            Json(json!({ "ingested": "observed" })),
+        )
+            .into_response();
     }
     match state.ingest_external(source, key, body.payload) {
         Ok(result) => (
@@ -1761,13 +1761,13 @@ async fn providers_set_credentials(
     }
     let kind = match state.backends().get(id) {
         Some(existing) => {
-            if let Some(kind) = body["kind"].as_str() {
-                if kind != existing.kind {
-                    return Err(bad_request(format!(
-                        "provider {id:?} is a {} backend, not {kind:?}",
-                        existing.kind
-                    )));
-                }
+            if let Some(kind) = body["kind"].as_str()
+                && kind != existing.kind
+            {
+                return Err(bad_request(format!(
+                    "provider {id:?} is a {} backend, not {kind:?}",
+                    existing.kind
+                )));
             }
             existing.kind.clone()
         }

crates/rhema-claw/src/identity.rs

@@ -142,12 +142,12 @@ impl IdentityStore {
         ];
         for (field, value, cap) in fields {
             let cleaned = value.as_deref().map(str::trim).filter(|v| !v.is_empty());
-            if let Some(value) = cleaned {
-                if value.chars().count() > cap {
-                    return Err(IdentityError::Backend(format!(
-                        "{field} is over {cap} characters"
-                    )));
-                }
+            if let Some(value) = cleaned
+                && value.chars().count() > cap
+            {
+                return Err(IdentityError::Backend(format!(
+                    "{field} is over {cap} characters"
+                )));
             }
             self.settings
                 .set(

crates/rhema-claw/src/phone.rs

@@ -462,13 +462,13 @@ pub async fn wait_for_command_result(
 ) -> CommandOutcome {
     let deadline = tokio::time::Instant::now() + budget;
     loop {
-        if let Ok(Some(command)) = store.command_by_id(id) {
-            if let Some(ok) = command.result_ok {
-                return CommandOutcome::Confirmed {
-                    ok,
-                    detail: command.result_detail,
-                };
-            }
+        if let Ok(Some(command)) = store.command_by_id(id)
+            && let Some(ok) = command.result_ok
+        {
+            return CommandOutcome::Confirmed {
+                ok,
+                detail: command.result_detail,
+            };
         }
         let waiter = bridge.waiter(id);
         let remaining = deadline.saturating_duration_since(tokio::time::Instant::now());

crates/rhema-claw/src/task_tools.rs

@@ -149,13 +149,13 @@ impl ToolOp for ScheduleTask {
             .as_deref()
             .map(str::trim)
             .filter(|session| !session.is_empty());
-        if let Some(session) = deliver_to {
-            if !is_resident_key(session) {
-                return Err(format!(
-                    "session must be a resident key (interactive:, task:, or phone:), got {session:?}"
-                )
-                .into());
-            }
+        if let Some(session) = deliver_to
+            && !is_resident_key(session)
+        {
+            return Err(format!(
+                "session must be a resident key (interactive:, task:, or phone:), got {session:?}"
+            )
+            .into());
         }
         let record = match (args.at, args.every_secs) {
             (Some(at), None) => {