feat: remove legacy OpenCode runtime

Cut product flows over to Coding/Pi and retain only the migration-owned v1 boundary. Promote supported native optional packages because electron-builder omitted pnpm transitive optional closure from the packaged ASAR.

tests/unit/game-asset-review-route.test.ts

@@ -52,10 +52,23 @@ async function createGameProject() {
   return projectPath;
 }
 
+function createContext(projectPath: string) {
+  return {
+    codingProjectStore: {
+      getActiveProject: async () => ({ id: 'project-1', path: projectPath }),
+    },
+    codingProducts: {
+      projects: {
+        getConfig: async () => ({ config: { initialized: true } }),
+      },
+    },
+  } as never;
+}
+
 describe('game asset review host route', () => {
   it('projects the Agent submission and persists approval across a later invocation', async () => {
     const projectPath = await createGameProject();
-    const ctx = { opencodeProjectStore: { getActiveProject: async () => ({ path: projectPath }) } } as never;
+    const ctx = createContext(projectPath);
     const candidateIds = encodeURIComponent(JSON.stringify(['hero', 'jump']));
     const initialResponse = createResponse();
 
@@ -80,7 +93,7 @@ describe('game asset review host route', () => {
 
   it('accepts all card decisions in one atomic batch', async () => {
     const projectPath = await createGameProject();
-    const ctx = { opencodeProjectStore: { getActiveProject: async () => ({ path: projectPath }) } } as never;
+    const ctx = createContext(projectPath);
     const response = createResponse();
 
     await handleFileRoutes(createRequest('POST', {
@@ -113,7 +126,7 @@ describe('game asset review host route', () => {
 | 主角 | Kenney | CC0 |
 | 音效 | Kenney | CC0 |
 `);
-    const ctx = { opencodeProjectStore: { getActiveProject: async () => ({ path: projectPath }) } } as never;
+    const ctx = createContext(projectPath);
     const response = createResponse();
 
     await handleFileRoutes(createRequest('GET'), response.res, new URL('http://127.0.0.1/api/files/game-asset-review?invocationId=legacy-review&candidateIds=%5B%5D'), ctx);
@@ -133,7 +146,7 @@ describe('game asset review host route', () => {
 | --- | --- | --- |
 | 主角 | Kenney | CC0 |
 `);
-    const ctx = { opencodeProjectStore: { getActiveProject: async () => ({ path: projectPath }) } } as never;
+    const ctx = createContext(projectPath);
     const response = createResponse();
 
     await handleFileRoutes(createRequest('GET'), response.res, new URL('http://127.0.0.1/api/files/game-asset-review?invocationId=legacy-unmatched&candidateIds=%5B%22hero%22%5D'), ctx);
@@ -153,7 +166,7 @@ describe('game asset review host route', () => {
 | C-001 | Flappy Bird Style Sprites | 小鸟+管子 | 待审核 | A |
 | C-006 | Kenney Impact Sounds | 音效 | 待审核 | A/B/C |
 `);
-    const ctx = { opencodeProjectStore: { getActiveProject: async () => ({ path: projectPath }) } } as never;
+    const ctx = createContext(projectPath);
     const response = createResponse();
 
     await handleFileRoutes(createRequest('GET'), response.res, new URL('http://127.0.0.1/api/files/game-asset-review?invocationId=actual-plan&candidateIds=%5B%5D'), ctx);