ci: workflow improvements

Author: evansims

.github/workflows/canary.yml

@@ -479,17 +479,22 @@ jobs:
           # Strip build metadata for crates.io (e.g., 0.1.0-dev.20260201.123+abc1234 → 0.1.0-dev.20260201.123)
           CRATE_VERSION="${VERSION%+*}"
 
-          # Wait for a crate version to appear in the crates.io index.
-          # Polls every 10s for up to 5 minutes before failing.
+          # Wait for a crate version to appear in the crates.io sparse index.
+          # Checks the sparse index directly (faster than cargo search).
+          # Polls every 10s for up to 10 minutes before failing.
           wait_for_crate() {
             local crate="$1"
             local version="$2"
-            local max_attempts=30
+            local max_attempts=60
             local attempt=0
 
+            # Sparse index prefix: 4+ char names use first-two/next-two
+            local prefix="${crate:0:2}/${crate:2:2}"
+            local index_url="https://index.crates.io/${prefix}/${crate}"
+
             echo "Waiting for ${crate}@${version} to be indexed on crates.io..."
             while [ $attempt -lt $max_attempts ]; do
-              if cargo search "${crate}" --limit 1 2>/dev/null | grep -q "^${crate} = \"${version}\""; then
+              if curl -sf "${index_url}" 2>/dev/null | grep -q "\"vers\":\"${version}\""; then
                 echo "${crate}@${version} is now available"
                 return 0
               fi

.github/workflows/ci.yml

@@ -7,9 +7,6 @@ on:
     branches: [main]
   pull_request:
     branches: [main]
-  schedule:
-    # Nightly at midnight UTC (for coverage)
-    - cron: "0 0 * * *"
 
 # Cancel in-progress runs when new commits are pushed
 concurrency:
@@ -271,7 +268,6 @@ jobs:
     name: Coverage
     needs: test
     runs-on: ubuntu-latest
-    if: github.event_name == 'schedule'
     continue-on-error: true
     env:
       RUSTFLAGS: "-C codegen-units=16 -C link-arg=-fuse-ld=mold"

.github/workflows/release.yml

@@ -475,17 +475,22 @@ jobs:
           CARGO_REGISTRY_TOKEN: ${{ steps.auth.outputs.token }}
           VERSION: ${{ needs.prepare.outputs.version }}
         run: |
-          # Wait for a crate version to appear in the crates.io index.
-          # Polls every 10s for up to 5 minutes before failing.
+          # Wait for a crate version to appear in the crates.io sparse index.
+          # Checks the sparse index directly (faster than cargo search).
+          # Polls every 10s for up to 10 minutes before failing.
           wait_for_crate() {
             local crate="$1"
             local version="$2"
-            local max_attempts=30
+            local max_attempts=60
             local attempt=0
 
+            # Sparse index prefix: 4+ char names use first-two/next-two
+            local prefix="${crate:0:2}/${crate:2:2}"
+            local index_url="https://index.crates.io/${prefix}/${crate}"
+
             echo "Waiting for ${crate}@${version} to be indexed on crates.io..."
             while [ $attempt -lt $max_attempts ]; do
-              if cargo search "${crate}" --limit 1 2>/dev/null | grep -q "^${crate} = \"${version}\""; then
+              if curl -sf "${index_url}" 2>/dev/null | grep -q "\"vers\":\"${version}\""; then
                 echo "${crate}@${version} is now available"
                 return 0
               fi