feat(workflows): expand pause-work for non-phase contexts and richer handoffs (#1608)

- Detects spike/deliberation/research context and writes to appropriate path (#1489)
- Adds Required Reading, Anti-Patterns, and Infrastructure State sections to
  continue-here template (#1490)
- Documents pre-execution design critique gate for design→execution transitions (#1487)

Closes #1487
Closes #1489
Closes #1490

tests/pause-work-improvements.test.cjs

@@ -0,0 +1,70 @@
+const { test, describe } = require('node:test');
+const assert = require('node:assert');
+const fs = require('fs');
+const path = require('path');
+
+describe('pause-work improvements', () => {
+  let pauseContent;
+
+  test('pause-work.md exists', () => {
+    const p = path.join(__dirname, '..', 'get-shit-done', 'workflows', 'pause-work.md');
+    assert.ok(fs.existsSync(p));
+    pauseContent = fs.readFileSync(p, 'utf-8');
+  });
+
+  test('#1489: pause-work detects non-phase contexts (spike, deliberation, research)', () => {
+    pauseContent = pauseContent || fs.readFileSync(
+      path.join(__dirname, '..', 'get-shit-done', 'workflows', 'pause-work.md'), 'utf-8'
+    );
+    assert.ok(pauseContent.includes('spike') || pauseContent.includes('Spike'),
+      'pause-work should handle spike context');
+    assert.ok(pauseContent.includes('deliberation') || pauseContent.includes('research'),
+      'pause-work should handle deliberation/research context');
+  });
+
+  test('#1489: pause-work writes to non-phase paths when appropriate', () => {
+    pauseContent = pauseContent || fs.readFileSync(
+      path.join(__dirname, '..', 'get-shit-done', 'workflows', 'pause-work.md'), 'utf-8'
+    );
+    assert.ok(pauseContent.includes('.planning/.continue-here') ||
+              pauseContent.includes('.planning/spikes') ||
+              pauseContent.includes('non-phase'),
+      'pause-work should write to root .planning/ when not in a phase');
+  });
+
+  test('#1490: continue-here template includes required-reading section', () => {
+    pauseContent = pauseContent || fs.readFileSync(
+      path.join(__dirname, '..', 'get-shit-done', 'workflows', 'pause-work.md'), 'utf-8'
+    );
+    assert.ok(pauseContent.includes('Required Reading') || pauseContent.includes('required-reading'),
+      'Template should include Required Reading section');
+  });
+
+  test('#1490: continue-here template includes anti-patterns section', () => {
+    pauseContent = pauseContent || fs.readFileSync(
+      path.join(__dirname, '..', 'get-shit-done', 'workflows', 'pause-work.md'), 'utf-8'
+    );
+    assert.ok(pauseContent.includes('Anti-Pattern') || pauseContent.includes('anti-pattern') ||
+              pauseContent.includes('do NOT repeat'),
+      'Template should include Anti-Patterns section');
+  });
+
+  test('#1490: continue-here template includes infrastructure-state section', () => {
+    pauseContent = pauseContent || fs.readFileSync(
+      path.join(__dirname, '..', 'get-shit-done', 'workflows', 'pause-work.md'), 'utf-8'
+    );
+    assert.ok(pauseContent.includes('Infrastructure') || pauseContent.includes('infrastructure'),
+      'Template should include Infrastructure State section');
+  });
+
+  test('#1487: pause-work documents pre-execution critique gate', () => {
+    pauseContent = pauseContent || fs.readFileSync(
+      path.join(__dirname, '..', 'get-shit-done', 'workflows', 'pause-work.md'), 'utf-8'
+    );
+    assert.ok(
+      pauseContent.includes('critique') || pauseContent.includes('design gate') ||
+      pauseContent.includes('Pre-Execution'),
+      'pause-work should document design critique gate for design→execution transitions'
+    );
+  });
+});