fix(model-capabilities): recognize current provider aliases

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/shared/model-capability-aliases.test.ts

@@ -56,6 +56,28 @@ describe("model-capability-aliases", () => {
     })
   })
 
+  test("normalizes Kimi for Coding k2pb aliases to the snapshot ID", () => {
+    const result = resolveModelIDAlias("kimi-for-coding/k2pb")
+
+    expect(result).toEqual({
+      requestedModelID: "kimi-for-coding/k2pb",
+      canonicalModelID: "k2p5",
+      source: "exact-alias",
+      ruleID: "kimi-k2pb-alias",
+    })
+  })
+
+  test("normalizes GitHub Copilot dotted Claude Opus aliases to the snapshot ID", () => {
+    const result = resolveModelIDAlias("github-copilot/claude-opus-4.7")
+
+    expect(result).toEqual({
+      requestedModelID: "github-copilot/claude-opus-4.7",
+      canonicalModelID: "claude-opus-4-7",
+      source: "exact-alias",
+      ruleID: "claude-opus-dotted-version-alias",
+    })
+  })
+
   test("does not resolve prototype keys as aliases", () => {
     const result = resolveModelIDAlias("constructor")
 

src/shared/model-capability-aliases.ts

@@ -32,6 +32,18 @@ const EXACT_ALIAS_RULES: ReadonlyArray<ExactAliasRule> = [
     canonicalModelID: "gemini-3-pro-preview",
     rationale: "Legacy Gemini 3 tier suffixes still need to land on the canonical preview model.",
   },
+  {
+    aliasModelID: "k2pb",
+    ruleID: "kimi-k2pb-alias",
+    canonicalModelID: "k2p5",
+    rationale: "Kimi for Coding exposes k2pb while the bundled capabilities snapshot uses the canonical k2p5 ID.",
+  },
+  {
+    aliasModelID: "claude-opus-4.7",
+    ruleID: "claude-opus-dotted-version-alias",
+    canonicalModelID: "claude-opus-4-7",
+    rationale: "GitHub Copilot exposes Claude Opus 4.7 with dotted version syntax while the snapshot uses dashed syntax.",
+  },
 ]
 
 const EXACT_ALIAS_RULES_BY_MODEL: ReadonlyMap<string, ExactAliasRule> = new Map(