feat: add ForgeCode tool support (#941)

Author: mission-deny-the-mission

docs/supported-tools.md

@@ -28,6 +28,7 @@ You can enable expanded workflows (`new`, `continue`, `ff`, `verify`, `sync`, `b
 | Cline (`cline`) | `.cline/skills/openspec-*/SKILL.md` | `.clinerules/workflows/opsx-<id>.md` |
 | CodeBuddy (`codebuddy`) | `.codebuddy/skills/openspec-*/SKILL.md` | `.codebuddy/commands/opsx/<id>.md` |
 | Codex (`codex`) | `.codex/skills/openspec-*/SKILL.md` | `$CODEX_HOME/prompts/opsx-<id>.md`\* |
+| ForgeCode (`forgecode`) | `.forge/skills/openspec-*/SKILL.md` | Not generated (no command adapter; use skill-based `/openspec-*` invocations) |
 | Continue (`continue`) | `.continue/skills/openspec-*/SKILL.md` | `.continue/prompts/opsx-<id>.prompt` |
 | CoStrict (`costrict`) | `.cospec/skills/openspec-*/SKILL.md` | `.cospec/openspec/commands/opsx-<id>.md` |
 | Crush (`crush`) | `.crush/skills/openspec-*/SKILL.md` | `.crush/commands/opsx/<id>.md` |
@@ -68,7 +69,7 @@ openspec init --tools none
 openspec init --profile core
 ```
 
-**Available tool IDs (`--tools`):** `amazon-q`, `antigravity`, `auggie`, `claude`, `cline`, `codex`, `codebuddy`, `continue`, `costrict`, `crush`, `cursor`, `factory`, `gemini`, `github-copilot`, `iflow`, `kilocode`, `kiro`, `opencode`, `pi`, `qoder`, `qwen`, `roocode`, `trae`, `windsurf`
+**Available tool IDs (`--tools`):** `amazon-q`, `antigravity`, `auggie`, `claude`, `cline`, `codex`, `codebuddy`, `continue`, `costrict`, `crush`, `cursor`, `factory`, `forgecode`, `gemini`, `github-copilot`, `iflow`, `kilocode`, `kiro`, `opencode`, `pi`, `qoder`, `qwen`, `roocode`, `trae`, `windsurf`
 
 ## Workflow-Dependent Installation
 

src/core/config.ts

@@ -25,6 +25,7 @@ export const AI_TOOLS: AIToolOption[] = [
   { name: 'Claude Code', value: 'claude', available: true, successLabel: 'Claude Code', skillsDir: '.claude' },
   { name: 'Cline', value: 'cline', available: true, successLabel: 'Cline', skillsDir: '.cline' },
   { name: 'Codex', value: 'codex', available: true, successLabel: 'Codex', skillsDir: '.codex' },
+  { name: 'ForgeCode', value: 'forgecode', available: true, successLabel: 'ForgeCode', skillsDir: '.forge' },
   { name: 'CodeBuddy Code (CLI)', value: 'codebuddy', available: true, successLabel: 'CodeBuddy Code', skillsDir: '.codebuddy' },
   { name: 'Continue', value: 'continue', available: true, successLabel: 'Continue (VS Code / JetBrains / Cli)', skillsDir: '.continue' },
   { name: 'CoStrict', value: 'costrict', available: true, successLabel: 'CoStrict', skillsDir: '.cospec' },