fix: update Deepseek v3.1 configuration with correct context length and pricing

- Updated context length from 128,000 to 163,840 tokens
- Updated input pricing from $0.90 to $0.56 per 1M tokens
- Updated output pricing from $0.90 to $1.68 per 1M tokens
- Updated test expectations to match new configuration

Author: roomote

packages/types/src/providers/fireworks.ts

@@ -65,11 +65,11 @@ export const fireworksModels = {
 	},
 	"accounts/fireworks/models/deepseek-v3p1": {
 		maxTokens: 16384,
-		contextWindow: 128000,
+		contextWindow: 163840,
 		supportsImages: false,
 		supportsPromptCache: false,
-		inputPrice: 0.9,
-		outputPrice: 0.9,
+		inputPrice: 0.56,
+		outputPrice: 1.68,
 		description:
 			"DeepSeek v3.1 is an improved version of the v3 model with enhanced performance, better reasoning capabilities, and improved code generation. This Mixture-of-Experts (MoE) model maintains the same 671B total parameters with 37B activated per token.",
 	},

src/api/providers/__tests__/fireworks.spec.ts

@@ -190,11 +190,11 @@ describe("FireworksHandler", () => {
 		expect(model.info).toEqual(
 			expect.objectContaining({
 				maxTokens: 16384,
-				contextWindow: 128000,
+				contextWindow: 163840,
 				supportsImages: false,
 				supportsPromptCache: false,
-				inputPrice: 0.9,
-				outputPrice: 0.9,
+				inputPrice: 0.56,
+				outputPrice: 1.68,
 				description: expect.stringContaining("DeepSeek v3.1 is an improved version"),
 			}),
 		)