TypeScript: add extensions to tsconfig and fix type errors (#12781)

* TypeScript: add extensions to tsconfig and fix type errors

- Add extensions/**/* to tsconfig.json includes
- Export ProviderAuthResult, AnyAgentTool from plugin-sdk
- Fix optional chaining for messageActions across channels
- Add missing type imports (MSTeamsConfig, GroupPolicy, etc.)
- Add type annotations for provider auth handlers
- Fix undici/fetch type compatibility in zalo proxy
- Correct ChannelAccountSnapshot property usage
- Add type casts for tool registrations
- Extract usage view styles and types to separate files

* TypeScript: fix optional debug calls and handleAction guards

extensions/matrix/src/actions.ts

@@ -78,7 +78,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           replyToId: replyTo ?? undefined,
           threadId: threadId ?? undefined,
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -94,7 +94,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           emoji,
           remove,
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -108,7 +108,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           messageId,
           limit,
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -122,7 +122,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           before: readStringParam(params, "before"),
           after: readStringParam(params, "after"),
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -136,7 +136,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           messageId,
           content,
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -148,7 +148,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           roomId: resolveRoomId(),
           messageId,
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -164,7 +164,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           roomId: resolveRoomId(),
           messageId,
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -176,7 +176,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           userId,
           roomId: readStringParam(params, "roomId") ?? readStringParam(params, "channelId"),
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }
 
@@ -186,7 +186,7 @@ export const matrixMessageActions: ChannelMessageActionAdapter = {
           action: "channelInfo",
           roomId: resolveRoomId(),
         },
-        cfg,
+        cfg as CoreConfig,
       );
     }