chore: nix flake update

required running:
`cargo fix --allow-dirty --allow-staged`
`cargo clippy --fix --allow-dirty -- -D warnings`
to fix problems

and then manually fixing some too

12 files changed, 53 insertions, 65 deletions

diff --git a/flake.lock b/flake.lock
index b89753c..6b8a5ab 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1746141548,
-        "narHash": "sha256-IgBWhX7A2oJmZFIrpRuMnw5RAufVnfvOgHWgIdds+hc=",
+        "lastModified": 1752480373,
+        "narHash": "sha256-JHQbm+OcGp32wAsXTE/FLYGNpb+4GLi5oTvCxwSoBOA=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f02fddb8acef29a8b32f10a335d44828d7825b78",
+        "rev": "62e0f05ede1da0d54515d4ea8ce9c733f12d9f08",
         "type": "github"
       },
       "original": {
@@ -62,11 +62,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1746153335,
-        "narHash": "sha256-vwKelhJJS8haCdH3t8uf96VFao7/YzJahPG5JLTO1PU=",
+        "lastModified": 1752633862,
+        "narHash": "sha256-Bj7ozT1+5P7NmvDcuAXJvj56txcXuAhk3Vd9FdWFQzk=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "ebc7823c3ffde594c7733113042b72694d996de9",
+        "rev": "8668ca94858206ac3db0860a9dec471de0d995f8",
         "type": "github"
       },
       "original": {
diff --git a/src/lib/client.rs b/src/lib/client.rs
index 445bf77..16cfe30 100644
--- a/src/lib/client.rs
+++ b/src/lib/client.rs
@@ -794,8 +794,7 @@ pub async fn sign_event(
     if signer.backend() == SignerBackend::NostrConnect {
         let term = console::Term::stderr();
         term.write_line(&format!(
-            "signing event ({}) with remote signer...",
-            description
+            "signing event ({description}) with remote signer..."
         ))?;
         let event = signer
             .sign_event(event_builder.build(signer.get_public_key().await?))
diff --git a/src/lib/git/mod.rs b/src/lib/git/mod.rs
index 5bdb30a..464990b 100644
--- a/src/lib/git/mod.rs
+++ b/src/lib/git/mod.rs
@@ -888,7 +888,7 @@ pub fn save_git_config_item(git_repo: &Option<&Repo>, item: &str, value: &str) -
         git2::Config::open_default()?
             .open_global()?
             .set_str(item, value)
-            .context(format!("failed to set global git config item {}", item))
+            .context(format!("failed to set global git config item {item}"))
     }
 }
 
@@ -901,10 +901,7 @@ pub fn remove_git_config_item(git_repo: &Option<&Repo>, item: &str) -> Result<bo
         git2::Config::open_default()?
             .open_global()?
             .remove(item)
-            .context(format!(
-                "failed to remove existing git config item {}",
-                item
-            ))?;
+            .context(format!("failed to remove existing git config item {item}"))?;
         Ok(true)
     }
 }
diff --git a/src/lib/git/nostr_url.rs b/src/lib/git/nostr_url.rs
index a9b08eb..e9b482f 100644
--- a/src/lib/git/nostr_url.rs
+++ b/src/lib/git/nostr_url.rs
@@ -71,13 +71,13 @@ impl fmt::Display for NostrUrlDecoded {
         }
         write!(f, "nostr://")?;
         if let Some(user) = &self.user {
-            write!(f, "{}@", user)?;
+            write!(f, "{user}@")?;
         }
         if let Some(protocol) = &self.protocol {
-            write!(f, "{}/", protocol)?;
+            write!(f, "{protocol}/")?;
         }
         if let Some(nip05) = &self.nip05 {
-            write!(f, "{}/", nip05)?;
+            write!(f, "{nip05}/")?;
         } else {
             write!(f, "{}/", self.coordinate.public_key.to_bech32().unwrap())?;
         }
@@ -454,7 +454,7 @@ impl CloneUrl {
                 format!("{}@", user.as_deref().unwrap_or("git")).as_str(),
             );
             if url.port().is_some() {
-                formatted_url = format!("ssh://{}", formatted_url);
+                formatted_url = format!("ssh://{formatted_url}");
             } else {
                 formatted_url = replace_first_occurrence(&formatted_url, '/', ':');
             }
diff --git a/src/lib/login/fresh.rs b/src/lib/login/fresh.rs
index 683d4af..a169177 100644
--- a/src/lib/login/fresh.rs
+++ b/src/lib/login/fresh.rs
@@ -278,7 +278,7 @@ pub async fn get_fresh_nip46_signer(
                 let input = Interactor::default()
                     .input(
                         PromptInputParms::default().with_prompt(if let Some(error) = error {
-                            format!("error: {}. try again with NIP-05 address", error)
+                            format!("error: {error}. try again with NIP-05 address")
                         } else {
                             "NIP-05 address".to_string()
                         }),
@@ -296,7 +296,7 @@ pub async fn get_fresh_nip46_signer(
                 let input = Interactor::default()
                     .input(
                         PromptInputParms::default().with_prompt(if let Some(error) = error {
-                            format!("error: {}. try again with bunker url", error)
+                            format!("error: {error}. try again with bunker url")
                         } else {
                             "bunker url".to_string()
                         }),
@@ -505,7 +505,7 @@ async fn save_to_git_config(
     if let Err(error) =
         silently_save_to_git_config(git_repo, signer_info, global).context(err_msg.clone())
     {
-        eprintln!("Error: {:?}", error);
+        eprintln!("Error: {error:?}");
         match signer_info {
             SignerInfo::Nsec {
                 nsec,
@@ -577,7 +577,7 @@ async fn save_to_git_config(
                                 ),
                             )
                         {
-                            eprintln!("Error: {:?}", error);
+                            eprintln!("Error: {error:?}");
                             eprintln!("login details were not saved");
                         } else {
                             eprintln!(
diff --git a/test_utils/src/lib.rs b/test_utils/src/lib.rs
index 5feb64b..1312610 100644
--- a/test_utils/src/lib.rs
+++ b/test_utils/src/lib.rs
@@ -167,7 +167,7 @@ pub fn generate_repo_ref_event_with_git_server_with_keys(
         .tags([
             Tag::identifier(
                 // root_commit.to_string()
-                format!("{}-consider-it-random", root_commit),
+                format!("{root_commit}-consider-it-random"),
             ),
             Tag::from_standardized(TagStandard::Reference(root_commit.to_string())),
             Tag::from_standardized(TagStandard::Name("example name".into())),
@@ -1235,10 +1235,10 @@ pub fn create_and_populate_branch(
     test_repo.checkout("main")?;
     test_repo.create_branch(branch_name)?;
     test_repo.checkout(branch_name)?;
-    let file_name = format!("{}3.md", prefix);
+    let file_name = format!("{prefix}3.md");
     std::fs::write(test_repo.dir.join(&file_name), "some content")?;
     test_repo.stage_and_commit_custom_signature(
-        &format!("add {}3.md", prefix),
+        &format!("add {prefix}3.md"),
         Some(
             &Signature::new(
                 "Joe Bloggs",
@@ -1250,10 +1250,10 @@ pub fn create_and_populate_branch(
         commiter,
     )?;
     if !only_one_commit {
-        let file_name = format!("{}4.md", prefix);
+        let file_name = format!("{prefix}4.md");
         std::fs::write(test_repo.dir.join(&file_name), "some content")?;
         test_repo.stage_and_commit_custom_signature(
-            &format!("add {}4.md", prefix),
+            &format!("add {prefix}4.md"),
             Some(
                 &Signature::new(
                     "Joe Bloggs",
diff --git a/test_utils/src/relay.rs b/test_utils/src/relay.rs
index e820651..14778d9 100644
--- a/test_utils/src/relay.rs
+++ b/test_utils/src/relay.rs
@@ -186,7 +186,7 @@ impl<'a> Relay<'a> {
 
 pub fn shutdown_relay(port: u64) -> Result<()> {
     let mut counter = 0;
-    while let Ok((mut socket, _)) = tungstenite::connect(format!("ws://localhost:{}", port)) {
+    while let Ok((mut socket, _)) = tungstenite::connect(format!("ws://localhost:{port}")) {
         counter += 1;
         if counter == 1 {
             socket.write(tungstenite::Message::text("shut me down"))?;
diff --git a/tests/git_remote_nostr/list.rs b/tests/git_remote_nostr/list.rs
index 37cff30..c201054 100644
--- a/tests/git_remote_nostr/list.rs
+++ b/tests/git_remote_nostr/list.rs
@@ -41,7 +41,7 @@ mod without_state_announcement {
         let cli_tester_handle = std::thread::spawn(move || -> Result<()> {
             let mut p = cli_tester_after_fetch(&git_repo)?;
             p.send_line("list")?;
-            p.expect(format!("fetching {} ref list over filesystem...\r\n", source_path).as_str())?;
+            p.expect(format!("fetching {source_path} ref list over filesystem...\r\n").as_str())?;
             p.expect("list: connecting...\r\n\r\r\r")?;
             // println!("{}", p.expect_eventually("\r\n\r\n")?);
             let res = p.expect_eventually("\r\n\r\n")?;
@@ -59,8 +59,8 @@ mod without_state_announcement {
                     .collect::<HashSet<String>>(),
                 HashSet::from([
                     "@refs/heads/main HEAD".to_string(),
-                    format!("{} refs/heads/main", main_commit_id),
-                    format!("{} refs/heads/vnext", vnext_commit_id),
+                    format!("{main_commit_id} refs/heads/main"),
+                    format!("{vnext_commit_id} refs/heads/vnext"),
                 ]),
             );
             Ok(())
@@ -120,7 +120,7 @@ mod with_state_announcement {
                 let mut p = cli_tester_after_fetch(&git_repo)?;
                 p.send_line("list")?;
                 p.expect(
-                    format!("fetching {} ref list over filesystem...\r\n", source_path).as_str(),
+                    format!("fetching {source_path} ref list over filesystem...\r\n").as_str(),
                 )?;
                 p.expect("list: connecting...\r\n\r\r\r")?;
                 // println!("{}", p.expect_eventually("\r\n\r\n")?);
@@ -135,8 +135,8 @@ mod with_state_announcement {
                         .collect::<HashSet<String>>(),
                     HashSet::from([
                         "@refs/heads/main HEAD".to_string(),
-                        format!("{} refs/heads/main", main_commit_id),
-                        format!("{} refs/heads/example-branch", example_commit_id),
+                        format!("{main_commit_id} refs/heads/main"),
+                        format!("{example_commit_id} refs/heads/example-branch"),
                     ]),
                 );
 
@@ -204,13 +204,12 @@ mod with_state_announcement {
                 let mut p = cli_tester_after_fetch(&git_repo)?;
                 p.send_line("list")?;
                 p.expect(
-                    format!("fetching {} ref list over filesystem...\r\n", source_path).as_str(),
+                    format!("fetching {source_path} ref list over filesystem...\r\n").as_str(),
                 )?;
                 p.expect("list: connecting...\r\n\r\r\r")?;
                 p.expect(
                     format!(
-                        "WARNING: {} refs/heads/main is out of sync with nostr \r\n",
-                        source_path
+                        "WARNING: {source_path} refs/heads/main is out of sync with nostr \r\n"
                     )
                     .as_str(),
                 )?;
@@ -231,8 +230,8 @@ mod with_state_announcement {
                         .collect::<HashSet<String>>(),
                     HashSet::from([
                         "@refs/heads/main HEAD".to_string(),
-                        format!("{} refs/heads/main", main_original_commit_id),
-                        format!("{} refs/heads/example-branch", example_commit_id),
+                        format!("{main_original_commit_id} refs/heads/main"),
+                        format!("{example_commit_id} refs/heads/example-branch"),
                     ]),
                 );
                 Ok(())
@@ -292,7 +291,7 @@ mod with_state_announcement {
                 let mut p = cli_tester_after_fetch(&git_repo)?;
                 p.send_line("list")?;
                 p.expect(
-                    format!("fetching {} ref list over filesystem...\r\n", source_path).as_str(),
+                    format!("fetching {source_path} ref list over filesystem...\r\n").as_str(),
                 )?;
                 p.expect("list: connecting...\r\n\r\r\r")?;
                 // println!("{}", p.expect_eventually("\r\n\r\n")?);
diff --git a/tests/git_remote_nostr/push.rs b/tests/git_remote_nostr/push.rs
index f46b0ea..9f5f492 100644
--- a/tests/git_remote_nostr/push.rs
+++ b/tests/git_remote_nostr/push.rs
@@ -981,7 +981,7 @@ async fn proposal_three_way_merge_commit_pushed_to_main_leads_to_status_event_is
 
         let mut p = CliTester::new_git_with_remote_helper_from_dir(&git_repo.dir, ["push"]);
         cli_expect_nostr_fetch(&mut p)?;
-        p.expect(format!("fetching {} ref list over filesystem...\r\n", source_path).as_str())?;
+        p.expect(format!("fetching {source_path} ref list over filesystem...\r\n").as_str())?;
         p.expect("list: connecting...\r\n")?;
         p.expect_eventually("merge commit ")?;
         // shorthand merge commit id appears in this gap
@@ -1137,7 +1137,7 @@ async fn proposal_fast_forward_merge_commits_pushed_to_main_leads_to_status_even
 
         let mut p = CliTester::new_git_with_remote_helper_from_dir(&git_repo.dir, ["push"]);
         cli_expect_nostr_fetch(&mut p)?;
-        p.expect(format!("fetching {} ref list over filesystem...\r\n", source_path).as_str())?;
+        p.expect(format!("fetching {source_path} ref list over filesystem...\r\n").as_str())?;
         p.expect("list: connecting...\r\n")?;
         p.expect_eventually(format!(
             "fast-forward merge: create nostr proposal status event for {branch_name}\r\n"
@@ -1323,7 +1323,7 @@ async fn proposal_commits_applied_and_pushed_to_main_leads_to_status_event_issue
 
         let mut p = CliTester::new_git_with_remote_helper_from_dir(&git_repo.dir, ["push"]);
         cli_expect_nostr_fetch(&mut p)?;
-        p.expect(format!("fetching {} ref list over filesystem...\r\n", source_path).as_str())?;
+        p.expect(format!("fetching {source_path} ref list over filesystem...\r\n").as_str())?;
         p.expect("list: connecting...\r\n")?;
         p.expect_eventually(format!(
             "applied commits from proposal: create nostr proposal status event for {branch_name}\r\n" ))?;
@@ -1484,7 +1484,7 @@ async fn push_2_commits_to_existing_proposal() -> Result<()> {
 
         let mut p = CliTester::new_git_with_remote_helper_from_dir(&git_repo.dir, ["push"]);
         cli_expect_nostr_fetch(&mut p)?;
-        p.expect(format!("fetching {} ref list over filesystem...\r\n", source_path).as_str())?;
+        p.expect(format!("fetching {source_path} ref list over filesystem...\r\n").as_str())?;
         p.expect("list: connecting...\r\n\r\r\r")?;
         p.expect_eventually_and_print(format!("To {}\r\n", get_nostr_remote_url()?).as_str())?;
         let output = p.expect_end_eventually()?;
@@ -1639,7 +1639,7 @@ async fn force_push_creates_proposal_revision() -> Result<()> {
         let mut p =
             CliTester::new_git_with_remote_helper_from_dir(&git_repo.dir, ["push", "--force"]);
         cli_expect_nostr_fetch(&mut p)?;
-        p.expect(format!("fetching {} ref list over filesystem...\r\n", source_path).as_str())?;
+        p.expect(format!("fetching {source_path} ref list over filesystem...\r\n").as_str())?;
         p.expect("list: connecting...\r\n")?;
         p.expect_eventually_and_print(format!("To {}\r\n", get_nostr_remote_url()?).as_str())?;
         let output = p.expect_end_eventually()?;
@@ -1791,7 +1791,7 @@ async fn push_new_pr_branch_creates_proposal() -> Result<()> {
             branch_name,
         ]);
         cli_expect_nostr_fetch(&mut p)?;
-        p.expect(format!("fetching {} ref list over filesystem...\r\n", source_path).as_str())?;
+        p.expect(format!("fetching {source_path} ref list over filesystem...\r\n").as_str())?;
         p.expect("list: connecting...\r\n\r\r\r")?;
         p.expect_eventually_and_print(format!("To {}\r\n", get_nostr_remote_url()?).as_str())?;
         let output = p.expect_end_eventually()?;
diff --git a/tests/ngit_list.rs b/tests/ngit_list.rs
index bb742cf..c8f761a 100644
--- a/tests/ngit_list.rs
+++ b/tests/ngit_list.rs
@@ -217,8 +217,7 @@ mod when_main_branch_is_uptodate {
                             ])?;
                             c.succeeds_with(0, true, None)?;
                             p.expect(format!(
-                                "checked out proposal as 'pr/{}(",
-                                FEATURE_BRANCH_NAME_1,
+                                "checked out proposal as 'pr/{FEATURE_BRANCH_NAME_1}(",
                             ))?;
                             p.expect_end_eventually_with(")' branch\r\n")?;
 
@@ -334,8 +333,7 @@ mod when_main_branch_is_uptodate {
                             ])?;
                             c.succeeds_with(0, true, Some(0))?;
                             p.expect(format!(
-                                "checked out proposal as 'pr/{}(",
-                                FEATURE_BRANCH_NAME_3,
+                                "checked out proposal as 'pr/{FEATURE_BRANCH_NAME_3}(",
                             ))?;
                             p.expect_end_eventually_with(")' branch\r\n")?;
 
@@ -530,8 +528,7 @@ mod when_main_branch_is_uptodate {
                             ])?;
                             c.succeeds_with(0, true, Some(0))?;
                             p.expect(format!(
-                                "checked out proposal as 'pr/{}(",
-                                FEATURE_BRANCH_NAME_4,
+                                "checked out proposal as 'pr/{FEATURE_BRANCH_NAME_4}(",
                             ))?;
                             p.expect_end_eventually_with(")' branch\r\n")?;
 
@@ -756,8 +753,7 @@ mod when_main_branch_is_uptodate {
                             ])?;
                             c.succeeds_with(0, true, Some(0))?;
                             p.expect(format!(
-                                "checked out proposal as 'pr/{}(",
-                                FEATURE_BRANCH_NAME_1,
+                                "checked out proposal as 'pr/{FEATURE_BRANCH_NAME_1}(",
                             ))?;
                             p.expect_end_eventually_with(")' branch\r\n")?;
 
diff --git a/tests/ngit_login.rs b/tests/ngit_login.rs
index b1e2676..09e40f1 100644
--- a/tests/ngit_login.rs
+++ b/tests/ngit_login.rs
@@ -110,9 +110,7 @@ mod with_relays {
 
                         p.expect("failed to extract account name from account metadata...\r\n")?;
 
-                        p.expect_end_with(
-                            format!("logged in as {}\r\n", TEST_KEY_1_NPUB).as_str(),
-                        )?;
+                        p.expect_end_with(format!("logged in as {TEST_KEY_1_NPUB}\r\n").as_str())?;
                         for p in [51, 52] {
                             shutdown_relay(8000 + p)?;
                         }
@@ -572,7 +570,7 @@ mod with_offline_flag {
 
             p.expect("saved login details to local git config. you are only logged in to this local repository.\r\n")?;
 
-            p.expect_end_with(format!("logged in as {}\r\n", TEST_KEY_1_NPUB).as_str())
+            p.expect_end_with(format!("logged in as {TEST_KEY_1_NPUB}\r\n").as_str())
         }
 
         #[test]
@@ -587,7 +585,7 @@ mod with_offline_flag {
 
             p.expect("saved login details to local git config. you are only logged in to this local repository.\r\n")?;
 
-            p.expect_end_with(format!("logged in as {}\r\n", TEST_KEY_1_NPUB).as_str())
+            p.expect_end_with(format!("logged in as {TEST_KEY_1_NPUB}\r\n").as_str())
         }
 
         mod when_invalid_nsec {
@@ -621,7 +619,7 @@ mod with_offline_flag {
 
                 p.expect("saved login details to local git config. you are only logged in to this local repository.\r\n")?;
 
-                p.expect_end_with(format!("logged in as {}\r\n", TEST_KEY_1_NPUB).as_str())
+                p.expect_end_with(format!("logged in as {TEST_KEY_1_NPUB}\r\n").as_str())
             }
         }
     }
@@ -643,7 +641,7 @@ mod with_offline_flag {
             p.expect("saved login details to local git config. you are only logged in to this local repository.\r\n")?;
 
             p.expect_end_with(
-                format!("logged in as {} via cli arguments\r\n", TEST_KEY_1_NPUB).as_str(),
+                format!("logged in as {TEST_KEY_1_NPUB} via cli arguments\r\n").as_str(),
             )
         }
 
@@ -682,7 +680,7 @@ mod with_offline_flag {
             p.expect("saved login details to local git config. you are only logged in to this local repository.\r\n")?;
 
             p.expect_end_with(
-                format!("logged in as {} via cli arguments\r\n", TEST_KEY_1_NPUB).as_str(),
+                format!("logged in as {TEST_KEY_1_NPUB} via cli arguments\r\n").as_str(),
             )
         }
 
@@ -701,7 +699,7 @@ mod with_offline_flag {
             p.expect("saved login details to local git config. you are only logged in to this local repository.\r\n")?;
 
             p.expect_end_with(
-                format!("logged in as {} via cli arguments\r\n", TEST_KEY_1_NPUB).as_str(),
+                format!("logged in as {TEST_KEY_1_NPUB} via cli arguments\r\n").as_str(),
             )
         }
 
@@ -724,7 +722,7 @@ mod with_offline_flag {
                 p.expect("saved login details to local git config. you are only logged in to this local repository.\r\n")?;
 
                 p.expect_end_with(
-                    format!("logged in as {} via cli arguments\r\n", TEST_KEY_2_NPUB).as_str(),
+                    format!("logged in as {TEST_KEY_2_NPUB} via cli arguments\r\n").as_str(),
                 )
             }
         }
diff --git a/tests/ngit_send.rs b/tests/ngit_send.rs
index 0337a6e..5cc5291 100644
--- a/tests/ngit_send.rs
+++ b/tests/ngit_send.rs
@@ -1361,8 +1361,7 @@ mod root_proposal_specified_using_in_reply_to_with_range_of_head_2_and_cover_let
         p.expect("updates: 1 new maintainer, 1 announcement update, 1 proposal\r\n")?;
         let proposal_root_bech32 = get_pretend_proposal_root_event().id.to_bech32().unwrap();
         p.expect(format!(
-            "creating proposal revision for: {}\r\n",
-            proposal_root_bech32,
+            "creating proposal revision for: {proposal_root_bech32}\r\n",
         ))?;
         p.expect("creating proposal from 2 commits:\r\n")?;
         p.expect("fe973a8 add t4.md\r\n")?;