remove helm release heading

Author: nicktrn

.github/workflows/release-helm.yml

@@ -109,8 +109,6 @@ jobs:
           tag_name: ${{ github.ref_name }}
           name: "Helm Chart ${{ steps.version.outputs.version }}"
           body: |
-            ## Helm Chart Release ${{ steps.version.outputs.version }}
-            
             ### Installation
             ```bash
             helm upgrade --install trigger \

hosting/k8s/helm/templates/configmap.yaml

@@ -11,5 +11,21 @@ data:
       <logger>
         <level>warning</level>
       </logger>
+      <!-- Memory optimization for resource-constrained environments -->
+      <max_memory_usage>1073741824</max_memory_usage> <!-- 1GB -->
+      <max_memory_usage_for_user>536870912</max_memory_usage_for_user> <!-- 512MB -->
+      <max_memory_usage_for_all_queries>1073741824</max_memory_usage_for_all_queries> <!-- 1GB -->
+      <max_server_memory_usage>1610612736</max_server_memory_usage> <!-- 1.5GB -->
+      <max_concurrent_queries>50</max_concurrent_queries>
+      <max_thread_pool_size>4</max_thread_pool_size>
+      <background_pool_size>2</background_pool_size>
+      <background_merges_mutations_concurrency_ratio>2</background_merges_mutations_concurrency_ratio>
+      <!-- Reduce cache sizes -->
+      <mark_cache_size>536870912</mark_cache_size> <!-- 512MB -->
+      <uncompressed_cache_size>134217728</uncompressed_cache_size> <!-- 128MB -->
+      <compiled_expression_cache_size>134217728</compiled_expression_cache_size> <!-- 128MB -->
+      <!-- Optimize merge settings -->
+      <merge_max_block_size>8192</merge_max_block_size>
+      <max_bytes_to_merge_at_max_space_in_pool>1073741824</max_bytes_to_merge_at_max_space_in_pool> <!-- 1GB -->
     </clickhouse>
 {{- end }}