refactor: enhance cache upload logic with dynamic timeout and chunk size handling

.github/actions/cache-save/action.yml

@@ -41,6 +41,8 @@ runs:
         GH_TOKEN: ${{ inputs.github_token }}
         TARGET_REPO: "${{ github.repository }}"
       run: |
+        set -euo pipefail
+
         # Archive, Split, and Upload Cache
         if [ "${{ inputs.debug }}" = "true" ]; then set -x; fi
         
@@ -110,30 +112,48 @@ runs:
           upload_with_retry() {
             local file=$1
             local max_attempts=3
+            local timeout_duration="10m"
+
+            if [ "$TAG_NAME" != "bazel-cache" ]; then
+              timeout_duration="30m"
+            fi
+
             for ((i=1; i<=max_attempts; i++)); do
               echo "  Attempt $i for $file..."
               
               if [ "${{ inputs.debug }}" = "true" ]; then
-                if timeout 10m gh release upload "$TAG_NAME" "$file" --clobber --repo "$TARGET_REPO"; then
+                if timeout "$timeout_duration" gh release upload "$TAG_NAME" "$file" --clobber --repo "$TARGET_REPO"; then
                   echo "  Successfully uploaded $file"
                   return 0
                 fi
               else
-                if timeout 10m gh release upload "$TAG_NAME" "$file" --clobber --repo "$TARGET_REPO" > /dev/null 2>&1; then
+                if timeout "$timeout_duration" gh release upload "$TAG_NAME" "$file" --clobber --repo "$TARGET_REPO" > /dev/null 2>&1; then
                   echo "  Successfully uploaded $file"
                   return 0
                 fi
               fi
               
-              echo "  ⚠ Attempt $i failed or timed out. Retrying..."
-              sleep 5
+              echo "  ⚠ Attempt $i failed or timed out after $timeout_duration. Retrying..."
+              if [ "$i" -lt "$max_attempts" ]; then
+                sleep 5
+              fi
             done
             return 1
           }
           
-          if [ "$FILE_SIZE" -gt "$MAX_SIZE" ]; then
-            echo "⚠ File > 2GB. Splitting..."
-            split -b 1500M -a 2 "$FILENAME" "${FILENAME}.part"
+          chunk_size="1500M"
+          split_required=false
+
+          if [ "$TAG_NAME" != "bazel-cache" ]; then
+            chunk_size="250M"
+            split_required=true
+          elif [ "$FILE_SIZE" -gt "$MAX_SIZE" ]; then
+            split_required=true
+          fi
+
+          if [ "$split_required" = "true" ]; then
+            echo "⚠ Splitting into ${chunk_size} chunks..."
+            split -b "$chunk_size" -a 2 "$FILENAME" "${FILENAME}.part"
             for part in "${FILENAME}".part*; do
               echo "Uploading $part..."
               if ! upload_with_retry "$part"; then