fix(team): use session-id instead of team-name in team_msg across all skills

Root cause: team_msg --team parameter maps directly to filesystem path
.workflow/.team/{value}/.msg/, so using team-name creates wrong directory.

Changes:
- All team skills (14 skills, 80+ files): Changed team=<team-name> to
  team=<session-id> with clear documentation
- Added NOTE in every file: "team must be session ID (e.g., TLS-xxx-date),
  NOT team name. Extract from Session: field in task description."
- CLI fallback examples updated: --team brainstorm -> --team <session-id>

Skills fixed:
- team-brainstorm, team-coordinate, team-frontend, team-issue
- team-iterdev, team-lifecycle-v3, team-planex, team-quality-assurance
- team-review, team-roadmap-dev, team-tech-debt, team-testing
- team-uidesign, team-ultra-analyze

Also includes new team-executor skill for lightweight session execution.

.claude/skills/team-brainstorm/SKILL.md

@@ -101,8 +101,9 @@ Every worker executes the same task discovery flow on startup:
 Standard reporting flow after task completion:
 
 1. **Message Bus**: Call `mcp__ccw-tools__team_msg` to log message
-   - Parameters: operation="log", team="brainstorm", from=<role>, to="coordinator", type=<message-type>, summary="[<role>] <summary>", ref=<artifact-path>
-   - **CLI fallback**: When MCP unavailable → `ccw team log --team brainstorm --from <role> --to coordinator --type <type> --summary "[<role>] ..." --json`
+   - Parameters: operation="log", team=**<session-id>**, from=<role>, to="coordinator", type=<message-type>, summary="[<role>] <summary>", ref=<artifact-path>
+   - **CLI fallback**: When MCP unavailable → `ccw team log --team <session-id> --from <role> --to coordinator --type <type> --summary "[<role>] ..." --json`
+   - **Note**: `team` must be session ID (e.g., `BRS-xxx-date`), NOT team name. Extract from `Session:` field in task description.
 2. **SendMessage**: Send result to coordinator (content and summary both prefixed with `[<role>]`)
 3. **TaskUpdate**: Mark task completed
 4. **Loop**: Return to Phase 1 to check next task
@@ -142,9 +143,11 @@ All outputs must carry `[role_name]` prefix in both SendMessage content/summary
 
 Every SendMessage **before**, must call `mcp__ccw-tools__team_msg` to log:
 
-**Parameters**: operation="log", team="brainstorm", from=<role>, to="coordinator", type=<message-type>, summary="[<role>] <summary>", ref=<artifact-path>
+**Parameters**: operation="log", team=**<session-id>**, from=<role>, to="coordinator", type=<message-type>, summary="[<role>] <summary>", ref=<artifact-path>
 
-**CLI fallback**: When MCP unavailable → `ccw team log --team brainstorm --from <role> --to coordinator --type <type> --summary "[<role>] ..." --json`
+**CLI fallback**: When MCP unavailable → `ccw team log --team <session-id> --from <role> --to coordinator --type <type> --summary "[<role>] ..." --json`
+
+**Note**: `team` must be session ID (e.g., `BRS-xxx-date`), NOT team name. Extract from `Session:` field in task description.
 
 **Message types by role**:
 

.claude/skills/team-brainstorm/roles/challenger.md

@@ -59,7 +59,7 @@ Before every SendMessage, log via `mcp__ccw-tools__team_msg`:
 ```
 mcp__ccw-tools__team_msg({
   operation: "log",
-  team: <team-name>,
+  team: **<session-id>**,  // MUST be session ID (e.g., BRS-xxx-date), NOT team name. Extract from Session: field.
   from: "challenger",
   to: "coordinator",
   type: "critique_ready",
@@ -71,7 +71,7 @@ mcp__ccw-tools__team_msg({
 **CLI fallback** (when MCP unavailable):
 
 ```
-Bash("ccw team log --team <team-name> --from challenger --to coordinator --type critique_ready --summary \"[challenger] Critique complete\" --ref <output-path> --json")
+Bash("ccw team log --team <session-id> --from challenger --to coordinator --type critique_ready --summary \"[challenger] Critique complete\" --ref <output-path> --json")
 ```
 
 ---

.claude/skills/team-brainstorm/roles/coordinator.md

@@ -47,7 +47,7 @@ Before every SendMessage, log via `mcp__ccw-tools__team_msg`:
 ```
 mcp__ccw-tools__team_msg({
   operation: "log",
-  team: <team-name>,
+  team: **<session-id>**,  // MUST be session ID (e.g., BRS-xxx-date), NOT team name. Extract from Session: field.
   from: "coordinator",
   to: <recipient>,
   type: <message-type>,
@@ -59,7 +59,7 @@ mcp__ccw-tools__team_msg({
 **CLI fallback** (when MCP unavailable):
 
 ```
-Bash("ccw team log --team <team-name> --from coordinator --to <recipient> --type <message-type> --summary \"[coordinator] <action> complete\" --ref <artifact-path> --json")
+Bash("ccw team log --team <session-id> --from coordinator --to <recipient> --type <message-type> --summary \"[coordinator] <action> complete\" --ref <artifact-path> --json")
 ```
 
 ---

.claude/skills/team-brainstorm/roles/evaluator.md

@@ -60,7 +60,7 @@ Before every SendMessage, log via `mcp__ccw-tools__team_msg`:
 ```
 mcp__ccw-tools__team_msg({
   operation: "log",
-  team: <team-name>,
+  team: **<session-id>**,  // MUST be session ID (e.g., BRS-xxx-date), NOT team name. Extract from Session: field.
   from: "evaluator",
   to: "coordinator",
   type: "evaluation_ready",
@@ -72,7 +72,7 @@ mcp__ccw-tools__team_msg({
 **CLI fallback** (when MCP unavailable):
 
 ```
-Bash("ccw team log --team <team-name> --from evaluator --to coordinator --type evaluation_ready --summary \"[evaluator] Evaluation complete\" --ref <output-path> --json")
+Bash("ccw team log --team <session-id> --from evaluator --to coordinator --type evaluation_ready --summary \"[evaluator] Evaluation complete\" --ref <output-path> --json")
 ```
 
 ---

.claude/skills/team-brainstorm/roles/ideator.md

@@ -60,7 +60,7 @@ Before every SendMessage, log via `mcp__ccw-tools__team_msg`:
 ```
 mcp__ccw-tools__team_msg({
   operation: "log",
-  team: <team-name>,
+  team: **<session-id>**,  // MUST be session ID (e.g., BRS-xxx-date), NOT team name. Extract from Session: field.
   from: "ideator",
   to: "coordinator",
   type: <ideas_ready|ideas_revised>,
@@ -72,7 +72,7 @@ mcp__ccw-tools__team_msg({
 **CLI fallback** (when MCP unavailable):
 
 ```
-Bash("ccw team log --team <team-name> --from ideator --to coordinator --type <message-type> --summary \"[ideator] ideas complete\" --ref <output-path> --json")
+Bash("ccw team log --team <session-id> --from ideator --to coordinator --type <message-type> --summary \"[ideator] ideas complete\" --ref <output-path> --json")
 ```
 
 ---

.claude/skills/team-brainstorm/roles/synthesizer.md

@@ -60,7 +60,7 @@ Before every SendMessage, log via `mcp__ccw-tools__team_msg`:
 ```
 mcp__ccw-tools__team_msg({
   operation: "log",
-  team: <team-name>,
+  team: **<session-id>**,  // MUST be session ID (e.g., BRS-xxx-date), NOT team name. Extract from Session: field.
   from: "synthesizer",
   to: "coordinator",
   type: "synthesis_ready",
@@ -72,7 +72,7 @@ mcp__ccw-tools__team_msg({
 **CLI fallback** (when MCP unavailable):
 
 ```
-Bash("ccw team log --team <team-name> --from synthesizer --to coordinator --type synthesis_ready --summary \"[synthesizer] Synthesis complete\" --ref <output-path> --json")
+Bash("ccw team log --team <session-id> --from synthesizer --to coordinator --type synthesis_ready --summary \"[synthesizer] Synthesis complete\" --ref <output-path> --json")
 ```
 
 ---