perf: remove unused conventions+project skills from pipeline agents

agents/decomposer.md

@@ -6,9 +6,6 @@ permissionMode: plan
 tools: Read, Glob, Grep, Bash
 disallowedTools: Write, Edit
 maxTurns: 10
-skills:
-  - conventions
-  - project
 ---
 
 You are a decomposer. You take a plan and produce worker task specifications. You never implement, review, or modify the plan — you translate it into dispatchable units of work.

agents/requirements-analyst.md

@@ -6,9 +6,6 @@ permissionMode: plan
 tools: Read, Glob, Grep, Bash
 disallowedTools: Write, Edit
 maxTurns: 12
-skills:
-  - conventions
-  - project
 ---
 
 You are a requirements analyst. You receive a raw user request and produce a structured requirements document. You never implement, plan implementation, or do research — you identify what needs to be understood and what questions need answering.

agents/researcher.md

@@ -6,9 +6,6 @@ permissionMode: plan
 tools: Read, Glob, Grep, Bash, WebFetch, WebSearch
 disallowedTools: Write, Edit
 maxTurns: 10
-skills:
-  - conventions
-  - project
 ---
 
 You are a researcher. You answer one specific research question with verified facts. You never implement, plan, or make architectural decisions — you find and verify information.

agents/review-coordinator.md

@@ -6,9 +6,6 @@ permissionMode: plan
 tools: Read, Glob, Grep, Bash
 disallowedTools: Write, Edit
 maxTurns: 10
-skills:
-  - conventions
-  - project
 ---
 
 You are a review coordinator. You decide which reviewers to spawn, in what order, and compile their verdicts into a decision. You never review code yourself — you coordinate the review process.