From e121956acbe2973105b0fe8f7b9d7997339c5abe Mon Sep 17 00:00:00 2001
From: "blink-so[bot]" <211532188+blink-so[bot]@users.noreply.github.com>
Date: Thu, 11 Sep 2025 01:56:42 +0000
Subject: [PATCH 1/3] ci: check for unused dependencies with
 cargo-udeps\n\nFail CI when unused dependencies are
 detected.\n\nCo-authored-by: ammario
 <7416144+ammario@users.noreply.github.com>

---
 .github/workflows/tests.yml | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d30f5ecf..126b1aa1 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -195,3 +195,38 @@ jobs:
 
       - name: Check formatting
         run: cargo fmt -- --check
+
+  udeps:
+    name: Unused dependency check
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
+
+      - name: Setup Rust cache
+        uses: Swatinem/rust-cache@v2
+        with:
+          shared-key: ${{ runner.os }}
+
+      - name: Install cargo-udeps
+        uses: taiki-e/install-action@cargo-udeps
+
+      - name: Check for unused dependencies
+        run: |
+          set -euo pipefail
+          OUTPUT=$(cargo udeps --all-targets --all-features 2>&1 || true)
+          echo \"$OUTPUT\"
+          if echo \"$OUTPUT\" | grep -qi \"no crates were unused\"; then
+            exit 0
+          elif echo \"$OUTPUT\" | grep -qiE \"unused (crates|dependencies)\"; then
+            echo \"Unused dependencies detected\"
+            exit 1
+          else
+            echo \"cargo-udeps completed without explicit confirmation; treating as success\"
+            exit 0
+          fi
\ No newline at end of file

From 139a9efa298ec458f97c73e25a5eab893b75ada1 Mon Sep 17 00:00:00 2001
From: "blink-so[bot]" <211532188+blink-so[bot]@users.noreply.github.com>
Date: Thu, 11 Sep 2025 01:59:27 +0000
Subject: [PATCH 2/3] ci: run cargo-udeps on nightly and simplify check
 logic\n\n- Use nightly toolchain for udeps\n- Avoid shell regex grouping;
 grep on captured output instead\n\nCo-authored-by: ammario
 <7416144+ammario@users.noreply.github.com>

---
 .github/workflows/tests.yml | 32 +++++++++++++++++++++-----------
 1 file changed, 21 insertions(+), 11 deletions(-)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 126b1aa1..866f873a 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -203,10 +203,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Install Rust
+      - name: Install Rust (nightly for cargo-udeps)
         uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
+          toolchain: nightly
 
       - name: Setup Rust cache
         uses: Swatinem/rust-cache@v2
@@ -219,14 +219,24 @@ jobs:
       - name: Check for unused dependencies
         run: |
           set -euo pipefail
-          OUTPUT=$(cargo udeps --all-targets --all-features 2>&1 || true)
-          echo \"$OUTPUT\"
-          if echo \"$OUTPUT\" | grep -qi \"no crates were unused\"; then
-            exit 0
-          elif echo \"$OUTPUT\" | grep -qiE \"unused (crates|dependencies)\"; then
-            echo \"Unused dependencies detected\"
+          # Run with nightly; capture output without failing the step
+          set +e
+          cargo +nightly udeps --all-targets --all-features 2>&1 | tee udeps_output.txt
+          STATUS=$?
+          set -e
+          cat udeps_output.txt
+          # If cargo-udeps failed due to nightly requirement or other errors, surface that
+          if [ $STATUS -ne 0 ]; then
+            echo "cargo-udeps exited with status $STATUS"
+            # If unused deps are present, cargo-udeps typically exits non-zero; still explicitly check text
+            if grep -qi "unused" udeps_output.txt; then
+              echo "Unused dependencies detected"
+              exit 1
+            fi
+            exit $STATUS
+          fi
+          # Treat any mention of 'unused' as a failure signal
+          if grep -qi "unused" udeps_output.txt; then
+            echo "Unused dependencies detected"
             exit 1
-          else
-            echo \"cargo-udeps completed without explicit confirmation; treating as success\"
-            exit 0
           fi
\ No newline at end of file

From a3920923665c78777b3d13532d805c83db527a2a Mon Sep 17 00:00:00 2001
From: "blink-so[bot]" <211532188+blink-so[bot]@users.noreply.github.com>
Date: Thu, 11 Sep 2025 02:08:00 +0000
Subject: [PATCH 3/3] chore: remove unused dependencies to satisfy udeps\n\n-
 Remove tower, rustls-pemfile, serde, serde_yaml,
 serde_json\n\nCo-authored-by: ammario
 <7416144+ammario@users.noreply.github.com>

---
 Cargo.toml | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 81bbdcec..ee76eede 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,11 +19,9 @@ tokio = { version = "1.35", features = ["full"] }
 hyper = { version = "1.7", features = ["full"] }
 hyper-util = { version = "0.1", features = ["full"] }
 http-body-util = "0.1"
-tower = { version = "0.5", features = ["full"] }
 bytes = "1.5"
 tokio-rustls = "0.26"
 rustls = "0.23"
-rustls-pemfile = "2.0"
 rcgen = "0.13"
 webpki-roots = "0.26"
 lru = "0.12"
@@ -32,9 +30,6 @@ anyhow = "1.0"
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter", "chrono"] }
 chrono = "0.4"
-serde = { version = "1.0", features = ["derive"] }
-serde_yaml = "0.9"
-serde_json = "1.0"
 dirs = "6.0.0"
 hyper-rustls = "0.27.7"
 tls-parser = "0.12.2"
@@ -53,4 +48,4 @@ libc = "0.2"
 tempfile = "3.8"
 assert_cmd = "2.0"
 predicates = "3.0"
-serial_test = "3.0"
+serial_test = "3.0"
\ No newline at end of file