fix: query param separator if other params already exists

Signed-off-by: Adam Shannag <[email protected]>

Author: AdamShannag

README.MD

@@ -13,7 +13,7 @@ You can install the server in one of two ways:
 If you have Go installed, run:
 
 ```bash
-go install github.com/AdamShannag/api-mcp-server/cmd/[email protected].1
+go install github.com/AdamShannag/api-mcp-server/cmd/[email protected].2
 ```
 
 ### 2. Download a pre-built binary

cmd/api-mcp-server/main.go

@@ -20,8 +20,8 @@ func main() {
 	flag.StringVar(&transport, "t", "stdio", "Transport type (stdio or sse)")
 	flag.StringVar(&transport, "transport", "stdio", "Transport type (stdio or sse)")
 
-	flag.StringVar(&toolsFilePath, "c", "./", "Tools config file path")
-	flag.StringVar(&toolsFilePath, "config", "./", "Tools config file path")
+	flag.StringVar(&toolsFilePath, "c", "./config.json", "Tools config file path")
+	flag.StringVar(&toolsFilePath, "config", "./config.json", "Tools config file path")
 	flag.Parse()
 
 	manager := tool.NewManager(request.NewExecutor(

examples/gitlab/gitlab.tools.json

@@ -1,4 +1,35 @@
 [
+  {
+    "name": "TriggerPipeline",
+    "description": "Triggers a pipeline using a GitLab trigger token for a specific project and branch.",
+    "request": {
+      "host": "{{env GITLAB_API_HOST:gitlab.com}}",
+      "endpoint": "/api/v4/projects/:project_id/trigger/pipeline?token={{env GITLAB_TOKEN:not-set}}",
+      "method": "POST",
+      "secure": true,
+      "queryParams": [
+        "ref"
+      ],
+      "pathParams": [
+        "project_id"
+      ]
+    },
+    "args": [
+      {
+        "name": "project_id",
+        "description": "The ID or URL-encoded path of the GitLab project (e.g. AdamShannag/test).",
+        "required": true,
+        "type": "string"
+      },
+      {
+        "name": "ref",
+        "description": "The name of the branch or tag to trigger the pipeline on.",
+        "required": false,
+        "default": "master",
+        "type": "string"
+      }
+    ]
+  },
   {
     "name": "ListIssues",
     "description": "Fetches all issues from a specified GitLab project using the GitLab API.",

pkg/request/executor.go

@@ -51,7 +51,11 @@ func (e *executor) Execute(ctx context.Context, request types.Request, argValues
 		}
 	}
 	if encoded := query.Encode(); encoded != "" {
-		endpoint += "?" + encoded
+		separator := "?"
+		if strings.Contains(endpoint, "?") {
+			separator = "&"
+		}
+		endpoint += separator + encoded
 	}
 
 	scheme := "http"