feat: initial release with 48 Mattermost MCP tools

- 27 base tools: channels, messaging, users, reactions, files, DMs
- Team management: invite/remove users, get stats, list members
- Slash commands: execute /remind, /poll, etc.
- Webhook management: incoming and outgoing webhooks
- System tools: server config, logs, bulk status updates
- Channel admin: create, invite, leave, delete channels
- Read-only mode for safe exploration
- Dual token support (bot + PAT) for enhanced security
- Apache 2.0 licensed

operation/operation.go

@@ -0,0 +1,99 @@
+package operation
+
+import (
+	"github.com/karti-ai/mattermost-mcp-server/operation/channel"
+	"github.com/karti-ai/mattermost-mcp-server/operation/command"
+	"github.com/karti-ai/mattermost-mcp-server/operation/dm"
+	"github.com/karti-ai/mattermost-mcp-server/operation/file"
+	"github.com/karti-ai/mattermost-mcp-server/operation/messaging"
+	"github.com/karti-ai/mattermost-mcp-server/operation/outgoing"
+	"github.com/karti-ai/mattermost-mcp-server/operation/reaction"
+	"github.com/karti-ai/mattermost-mcp-server/operation/system"
+	"github.com/karti-ai/mattermost-mcp-server/operation/team"
+	"github.com/karti-ai/mattermost-mcp-server/operation/user"
+	"github.com/karti-ai/mattermost-mcp-server/operation/webhook"
+	"github.com/karti-ai/mattermost-mcp-server/pkg/flag"
+	"github.com/karti-ai/mattermost-mcp-server/pkg/log"
+	"github.com/karti-ai/mattermost-mcp-server/pkg/tool"
+	"github.com/mark3labs/mcp-go/server"
+)
+
+func Register() []server.ServerTool {
+	log.Infof("Registering tools for Mattermost MCP server %s", flag.Version)
+
+	tools := tool.New()
+
+	for _, t := range messaging.Tool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range file.Tool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range dm.Tool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range reaction.Tool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range channel.AdminTool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range messaging.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range file.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range channel.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range user.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range team.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range dm.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range reaction.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range webhook.Tool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range webhook.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range command.Tool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range outgoing.Tool.WriteTools() {
+		tools.RegisterWrite(t)
+	}
+
+	for _, t := range outgoing.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	for _, t := range system.Tool.ReadTools() {
+		tools.RegisterRead(t)
+	}
+
+	return tools.Tools()
+}