Make pipeline policy/topology configurable

src/config.cpp

@@ -126,6 +126,25 @@ void ConfigParser::parse_commit_config(const auto &toml_data,
                          config.request_id_retention_hours);
     parse_field(commit, "request_id_retention_versions",
                 config.request_id_retention_versions);
+
+    // Parse wait strategy
+    if (commit.contains("pipeline_wait_strategy")) {
+      std::string strategy_str =
+          toml::get<std::string>(commit.at("pipeline_wait_strategy"));
+      if (strategy_str == "WaitIfStageEmpty") {
+        config.pipeline_wait_strategy = WaitStrategy::WaitIfStageEmpty;
+      } else if (strategy_str == "WaitIfUpstreamIdle") {
+        config.pipeline_wait_strategy = WaitStrategy::WaitIfUpstreamIdle;
+      } else if (strategy_str == "Never") {
+        config.pipeline_wait_strategy = WaitStrategy::Never;
+      } else {
+        std::cerr << "Warning: Unknown pipeline_wait_strategy '" << strategy_str
+                  << "', using default (WaitIfUpstreamIdle)" << std::endl;
+      }
+    }
+
+    parse_field(commit, "pipeline_release_threads",
+                config.pipeline_release_threads);
   });
 }
 
@@ -253,6 +272,14 @@ bool ConfigParser::validate_config(const Config &config) {
     valid = false;
   }
 
+  if (config.commit.pipeline_release_threads < 1 ||
+      config.commit.pipeline_release_threads > 64) {
+    std::cerr << "Configuration error: commit.pipeline_release_threads must be "
+                 "between 1 and 64, got "
+              << config.commit.pipeline_release_threads << std::endl;
+    valid = false;
+  }
+
   // Validate subscription configuration
   if (config.subscription.max_buffer_size_bytes == 0) {
     std::cerr << "Configuration error: subscription.max_buffer_size_bytes must "