refactor: normalize model pricing format to integers

- Remove unnecessary decimal points from pricing values
- Convert 1.0 → 1, 3.0 → 3, 10.0 → 10, etc.
- Improves JSON consistency across model manifests
- Affects Claude Haiku 4.5, Opus 4.1, Sonnet 4/4.5, GPT-4.1, GPT-4o, Qwen3 Coder Plus

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: ericyangpan

manifests/models/claude-haiku-4-5.json

@@ -15,8 +15,8 @@
   "totalContext": "200K",
   "maxOutput": "8K",
   "tokenPricing": {
-    "input": 1.0,
-    "output": 1.0,
+    "input": 1,
+    "output": 1,
     "cache": null
   },
   "platformUrls": {

manifests/models/claude-opus-4-1.json

@@ -15,8 +15,8 @@
   "totalContext": "200K",
   "maxOutput": "8K",
   "tokenPricing": {
-    "input": 15.0,
-    "output": 75.0,
+    "input": 15,
+    "output": 75,
     "cache": null
   },
   "platformUrls": {

manifests/models/claude-sonnet-4-5.json

@@ -15,8 +15,8 @@
   "totalContext": "200K",
   "maxOutput": "8K",
   "tokenPricing": {
-    "input": 3.0,
-    "output": 3.0,
+    "input": 3,
+    "output": 3,
     "cache": null
   },
   "platformUrls": {

manifests/models/claude-sonnet-4.json

@@ -15,8 +15,8 @@
   "totalContext": "200K",
   "maxOutput": "8K",
   "tokenPricing": {
-    "input": 3.0,
-    "output": 3.0,
+    "input": 3,
+    "output": 3,
     "cache": null
   },
   "platformUrls": {

manifests/models/gpt-4-1.json

@@ -15,8 +15,8 @@
   "totalContext": "1M",
   "maxOutput": "16K",
   "tokenPricing": {
-    "input": 3.0,
-    "output": 15.0,
+    "input": 3,
+    "output": 15,
     "cache": null
   },
   "platformUrls": {

manifests/models/gpt-4o.json

@@ -16,7 +16,7 @@
   "maxOutput": "16K",
   "tokenPricing": {
     "input": 2.5,
-    "output": 10.0,
+    "output": 10,
     "cache": null
   },
   "platformUrls": {

manifests/models/qwen3-coder-plus.json

@@ -15,8 +15,8 @@
   "totalContext": "128K",
   "maxOutput": "8K",
   "tokenPricing": {
-    "input": 1.0,
-    "output": 1.0,
+    "input": 1,
+    "output": 1,
     "cache": null
   },
   "platformUrls": {