diff --git a/.opencode/tools/format-code.ts b/.opencode/tools/format-code.ts
index b9e5244c1..5c2d96d54 100644
--- a/.opencode/tools/format-code.ts
+++ b/.opencode/tools/format-code.ts
@@ -107,7 +107,7 @@ function buildFormatterCommand(formatter: Formatter, filePath: string, cwd?: str
   // Normalize to forward slashes so the emitted command is identical on every
   // platform. `path.normalize` yields backslashes on Windows, which broke the
   // command string (and Windows CI); all formatter CLIs accept `/` on Windows.
-  const normalizedPath = path.normalize(filePath).split(path.sep).join("/")
+  const normalizedPath = path.normalize(filePath).replace(/\\/g, "/")
 
   // Build command based on formatter and platform
   const commands: Record<Formatter, string> = {
diff --git a/tests/lib/github-coordination-branches.test.js b/tests/lib/github-coordination-branches.test.js
new file mode 100644
index 000000000..5dbae1c43
--- /dev/null
+++ b/tests/lib/github-coordination-branches.test.js
@@ -0,0 +1,268 @@
+/**
+ * Targeted branch coverage tests for uncovered paths in:
+ *   scripts/lib/github-coordination/parsing.js
+ *   scripts/lib/github-coordination/state.js
+ *
+ * Run with: node tests/lib/github-coordination-branches.test.js
+ */
+
+'use strict';
+
+const assert = require('assert');
+
+const {
+  normalizeBodyForComparison,
+  parseStringList,
+  mergeIssueBody,
+} = require('../../scripts/lib/github-coordination/parsing');
+
+const {
+  assertIssueClaimable,
+  buildIssueStateFromAction,
+  defaultCoordinationState,
+  desiredLabelsForState,
+  mapStateToWorkItemStatus,
+  verifyDependenciesClosed,
+} = require('../../scripts/lib/github-coordination/state');
+
+function test(name, fn) {
+  try {
+    fn();
+    console.log(`  ✓ ${name}`);
+    return true;
+  } catch (err) {
+    console.log(`  ✗ ${name}`);
+    console.log(`    Error: ${err.message}`);
+    return false;
+  }
+}
+
+let passed = 0;
+let failed = 0;
+
+console.log('\n=== parsing.js — uncovered branches ===\n');
+
+console.log('normalizeBodyForComparison:');
+
+if (test('handles null body (uses empty string fallback)', () => {
+  const result = normalizeBodyForComparison(null);
+  assert.strictEqual(result, '');
+})) passed++; else failed++;
+
+if (test('handles undefined body', () => {
+  const result = normalizeBodyForComparison(undefined);
+  assert.strictEqual(result, '');
+})) passed++; else failed++;
+
+if (test('normalizes lastSyncAt timestamps in body text', () => {
+  const body = 'before "lastSyncAt": "2024-01-01T00:00:00.000Z", after';
+  const result = normalizeBodyForComparison(body);
+  assert.ok(result.includes('"lastSyncAt": NORMALIZED'));
+  assert.ok(!result.includes('2024-01-01'));
+})) passed++; else failed++;
+
+console.log('\nparseStringList:');
+
+if (test('returns empty array for null', () => {
+  assert.deepStrictEqual(parseStringList(null), []);
+})) passed++; else failed++;
+
+if (test('returns empty array for undefined', () => {
+  assert.deepStrictEqual(parseStringList(undefined), []);
+})) passed++; else failed++;
+
+if (test('returns empty array for empty string', () => {
+  assert.deepStrictEqual(parseStringList(''), []);
+})) passed++; else failed++;
+
+if (test('splits a comma-separated string into trimmed parts', () => {
+  assert.deepStrictEqual(parseStringList('a, b , c'), ['a', 'b', 'c']);
+})) passed++; else failed++;
+
+if (test('filters out empty parts from double-commas', () => {
+  assert.deepStrictEqual(parseStringList('a,,b'), ['a', 'b']);
+})) passed++; else failed++;
+
+console.log('\nmergeIssueBody — empty body branch:');
+
+if (test('returns rendered state when issue body is empty string', () => {
+  const state = { status: 'available', schemaVersion: 'v1', kind: 'epic', owner: null, branch: null, validation: 'pending', review: 'not-requested', project: { state: 'backlog', fields: {} }, dependencies: [], tasks: [], labels: [], lastAction: 'sync' };
+  const result = mergeIssueBody({ body: '' }, state);
+  assert.ok(result.includes('ecc-coordination:start'));
+})) passed++; else failed++;
+
+if (test('returns rendered state when issue body is null', () => {
+  const state = { status: 'available', schemaVersion: 'v1', kind: 'epic', owner: null, branch: null, validation: 'pending', review: 'not-requested', project: { state: 'backlog', fields: {} }, dependencies: [], tasks: [], labels: [], lastAction: 'sync' };
+  const result = mergeIssueBody({ body: null }, state);
+  assert.ok(result.includes('ecc-coordination:start'));
+})) passed++; else failed++;
+
+console.log('\n=== state.js — uncovered branches ===\n');
+
+console.log('buildIssueStateFromAction — options absent (false branches):');
+
+const baseIssue = { number: 1, labels: [], body: '' };
+const baseState = {
+  schemaVersion: 'v1', kind: 'epic', status: 'available', owner: null,
+  branch: null, validation: 'pending', review: 'not-requested',
+  project: { state: 'backlog', fields: {} }, dependencies: [], tasks: [],
+  labels: [], lastAction: 'sync', lastActionAt: null, lastSyncAt: null, notes: null
+};
+
+if (test('buildIssueStateFromAction with no options — does not set owner/branch/etc', () => {
+  const result = buildIssueStateFromAction(baseIssue, baseState, 'sync');
+  assert.strictEqual(result.lastAction, 'sync');
+  assert.strictEqual(result.owner, null);
+  assert.strictEqual(result.branch, null);
+})) passed++; else failed++;
+
+if (test('buildIssueStateFromAction with empty options — all conditional branches skip', () => {
+  const result = buildIssueStateFromAction(baseIssue, { ...baseState }, 'sync', {});
+  assert.ok(typeof result.lastAction === 'string');
+})) passed++; else failed++;
+
+if (test('buildIssueStateFromAction — currentState.dependencies not array → re-extracted', () => {
+  const issue = { number: 1, labels: [], body: 'Depends on #5 and #6' };
+  const result = buildIssueStateFromAction(issue, { ...baseState, dependencies: 'not-array' }, 'sync');
+  assert.ok(Array.isArray(result.dependencies));
+})) passed++; else failed++;
+
+if (test('buildIssueStateFromAction — currentState.tasks not array → re-extracted', () => {
+  const issue = { number: 1, labels: [], body: '## Tasks\n- [ ] Step 1\n- [x] Step 2' };
+  const result = buildIssueStateFromAction(issue, { ...baseState, tasks: 'not-array' }, 'sync');
+  assert.ok(Array.isArray(result.tasks));
+})) passed++; else failed++;
+
+console.log('\ndesiredLabelsForState — uncovered status/review/validation branches:');
+
+if (test('includes published label for status "published"', () => {
+  const labels = desiredLabelsForState({ status: 'published' });
+  assert.ok(labels.includes('coordination:published'));
+})) passed++; else failed++;
+
+if (test('includes validated label for validation "passed"', () => {
+  const labels = desiredLabelsForState({ status: 'available', validation: 'passed' });
+  assert.ok(labels.includes('coordination:validated'));
+})) passed++; else failed++;
+
+if (test('includes review-requested label for review "requested"', () => {
+  const labels = desiredLabelsForState({ status: 'available', review: 'requested' });
+  assert.ok(labels.includes('coordination:review-requested'));
+})) passed++; else failed++;
+
+if (test('includes review-approved label for review "approved"', () => {
+  const labels = desiredLabelsForState({ status: 'available', review: 'approved' });
+  assert.ok(labels.includes('coordination:review-approved'));
+})) passed++; else failed++;
+
+if (test('includes review-changes-requested label for review "changes-requested"', () => {
+  const labels = desiredLabelsForState({ status: 'available', review: 'changes-requested' });
+  assert.ok(labels.includes('coordination:review-changes-requested'));
+})) passed++; else failed++;
+
+console.log('\nmapStateToWorkItemStatus — uncovered switch cases:');
+
+if (test('"validated" → "in-progress"', () => {
+  assert.strictEqual(mapStateToWorkItemStatus('validated'), 'in-progress');
+})) passed++; else failed++;
+
+if (test('"reviewing" → "in-progress"', () => {
+  assert.strictEqual(mapStateToWorkItemStatus('reviewing'), 'in-progress');
+})) passed++; else failed++;
+
+if (test('"changes-requested" → "needs-review"', () => {
+  assert.strictEqual(mapStateToWorkItemStatus('changes-requested'), 'needs-review');
+})) passed++; else failed++;
+
+if (test('"published" → "done"', () => {
+  assert.strictEqual(mapStateToWorkItemStatus('published'), 'done');
+})) passed++; else failed++;
+
+if (test('"unknown-state" → "open" (default)', () => {
+  assert.strictEqual(mapStateToWorkItemStatus('unknown-state'), 'open');
+})) passed++; else failed++;
+
+console.log('\nassertIssueClaimable:');
+
+if (test('throws when issue is not open', () => {
+  assert.throws(
+    () => assertIssueClaimable({ number: 1, state: 'closed' }, { status: 'available' }),
+    /is not open/
+  );
+})) passed++; else failed++;
+
+if (test('throws when issue is already claimed', () => {
+  assert.throws(
+    () => assertIssueClaimable({ number: 1, state: 'open' }, { status: 'claimed', owner: 'alice' }),
+    /already claimed/
+  );
+})) passed++; else failed++;
+
+if (test('does not throw for open, unclaimed issue', () => {
+  assert.doesNotThrow(() => {
+    assertIssueClaimable({ number: 1, state: 'open' }, { status: 'available' });
+  });
+})) passed++; else failed++;
+
+console.log('\nverifyDependenciesClosed:');
+
+if (test('returns empty array when dependencyNumbers is not an array', () => {
+  const result = verifyDependenciesClosed('r/r', null, {}, []);
+  assert.deepStrictEqual(result, []);
+})) passed++; else failed++;
+
+if (test('returns empty array when dependencyNumbers is empty', () => {
+  const result = verifyDependenciesClosed('r/r', [], {}, []);
+  assert.deepStrictEqual(result, []);
+})) passed++; else failed++;
+
+if (test('returns closed issues when dependency is in closed state', () => {
+  const issues = [{ number: 5, state: 'closed' }, { number: 6, state: 'open' }];
+  const result = verifyDependenciesClosed('r/r', [5, 6], {}, issues);
+  assert.deepStrictEqual(result, [5]);
+})) passed++; else failed++;
+
+if (test('warns via stderr and skips when dependency issue is not in allIssues list', () => {
+  const issues = [{ number: 99, state: 'closed' }];
+  const originalWrite = process.stderr.write;
+  let stderrOutput = '';
+  process.stderr.write = (chunk) => {
+    stderrOutput += chunk;
+    return true;
+  };
+  let result;
+  try {
+    result = verifyDependenciesClosed('r/r', [5], {}, issues);
+  } finally {
+    process.stderr.write = originalWrite;
+  }
+  assert.deepStrictEqual(result, []);
+  assert.ok(stderrOutput.includes('dependency issue #5 not found'), `expected stderr warning, got: ${stderrOutput}`);
+})) passed++; else failed++;
+
+console.log('\ndefaultCoordinationState — edge branches:');
+
+if (test('owner is null when issue has no author', () => {
+  const result = defaultCoordinationState({ number: 1, labels: [] });
+  assert.strictEqual(result.owner, null);
+})) passed++; else failed++;
+
+if (test('owner is null when issue.author has no login', () => {
+  const result = defaultCoordinationState({ number: 1, labels: [], author: {} });
+  assert.strictEqual(result.owner, null);
+})) passed++; else failed++;
+
+if (test('owner is set from issue.author.login', () => {
+  const result = defaultCoordinationState({ number: 1, labels: [], author: { login: 'alice' } });
+  assert.strictEqual(result.owner, 'alice');
+})) passed++; else failed++;
+
+if (test('handles null issue', () => {
+  const result = defaultCoordinationState(null);
+  assert.strictEqual(result.owner, null);
+  assert.deepStrictEqual(result.dependencies, []);
+  assert.deepStrictEqual(result.tasks, []);
+})) passed++; else failed++;
+
+console.log(`\n  Results: ${passed} passed, ${failed} failed`);
+if (failed > 0) process.exit(1);
diff --git a/tests/lib/github-coordination-policy.test.js b/tests/lib/github-coordination-policy.test.js
new file mode 100644
index 000000000..2143548be
--- /dev/null
+++ b/tests/lib/github-coordination-policy.test.js
@@ -0,0 +1,310 @@
+/**
+ * Tests for scripts/lib/github-coordination/policy.js — loadPolicy branch coverage
+ *
+ * Run with: node tests/lib/github-coordination-policy.test.js
+ */
+
+'use strict';
+
+const assert = require('assert');
+const fs = require('fs');
+const os = require('os');
+const path = require('path');
+
+const {
+  loadPolicy,
+  DEFAULT_POLICY,
+  DEFAULT_LABELS,
+  DEFAULT_SCHEMA_VERSION,
+  DEFAULT_SECTION_MARKER,
+} = require('../../scripts/lib/github-coordination/policy');
+
+function test(name, fn) {
+  try {
+    fn();
+    console.log(`  ✓ ${name}`);
+    return true;
+  } catch (err) {
+    console.log(`  ✗ ${name}`);
+    console.log(`    Error: ${err.message}`);
+    return false;
+  }
+}
+
+function withTempDir(fn) {
+  const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'ecc-policy-test-'));
+  try {
+    fn(tmpDir);
+  } finally {
+    fs.rmSync(tmpDir, { recursive: true, force: true });
+  }
+}
+
+function writeConfig(tmpDir, content) {
+  const configDir = path.join(tmpDir, 'config');
+  fs.mkdirSync(configDir, { recursive: true });
+  const configPath = path.join(configDir, 'github-native-coordination.json');
+  fs.writeFileSync(configPath, typeof content === 'string' ? content : JSON.stringify(content));
+  return configPath;
+}
+
+let passed = 0;
+let failed = 0;
+
+console.log('\n=== Testing github-coordination/policy.js ===\n');
+
+console.log('loadPolicy — no config file:');
+
+if (test('returns default policy when no config file exists in rootDir', () => {
+  withTempDir(tmpDir => {
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.sourcePath, null);
+    assert.strictEqual(result.schemaVersion, DEFAULT_SCHEMA_VERSION);
+    assert.strictEqual(result.sectionMarker, DEFAULT_SECTION_MARKER);
+    assert.deepStrictEqual(result.labels, DEFAULT_LABELS);
+    assert.deepStrictEqual(result.review, DEFAULT_POLICY.review);
+  });
+})) passed++; else failed++;
+
+if (test('returns default policy when custom configPath does not exist', () => {
+  withTempDir(tmpDir => {
+    const result = loadPolicy(tmpDir, path.join(tmpDir, 'nonexistent.json'));
+    assert.strictEqual(result.sourcePath, null);
+    assert.deepStrictEqual(result.review, DEFAULT_POLICY.review);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — configPath argument:');
+
+if (test('uses configPath when explicitly provided', () => {
+  withTempDir(tmpDir => {
+    const configPath = path.join(tmpDir, 'my-policy.json');
+    fs.writeFileSync(configPath, JSON.stringify({ schemaVersion: 'custom-v1' }));
+    const result = loadPolicy(tmpDir, configPath);
+    assert.strictEqual(result.sourcePath, configPath);
+    assert.strictEqual(result.schemaVersion, 'custom-v1');
+  });
+})) passed++; else failed++;
+
+if (test('falls back to rootDir config file when configPath is null', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { schemaVersion: 'root-v1' });
+    const result = loadPolicy(tmpDir, null);
+    assert.strictEqual(result.schemaVersion, 'root-v1');
+    assert.ok(result.sourcePath !== null);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — invalid JSON:');
+
+if (test('throws on invalid JSON', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, '{ bad json !!!! }');
+    assert.throws(() => loadPolicy(tmpDir), /Failed to load policy/);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — non-object JSON:');
+
+if (test('throws when top-level JSON is null', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, 'null');
+    assert.throws(() => loadPolicy(tmpDir), /must contain a JSON object/);
+  });
+})) passed++; else failed++;
+
+if (test('throws when top-level JSON is an array', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, '[]');
+    assert.throws(() => loadPolicy(tmpDir), /must contain a JSON object/);
+  });
+})) passed++; else failed++;
+
+if (test('throws when top-level JSON is a string', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, '"just a string"');
+    assert.throws(() => loadPolicy(tmpDir), /must contain a JSON object/);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — labels merging:');
+
+if (test('merges labels when parsed.labels is a plain object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { labels: { epic: 'my-epic' } });
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.labels.epic, 'my-epic');
+    assert.strictEqual(result.labels.available, DEFAULT_LABELS.available);
+  });
+})) passed++; else failed++;
+
+if (test('falls back to empty labels when parsed.labels is null', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { labels: null });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.labels, DEFAULT_LABELS);
+  });
+})) passed++; else failed++;
+
+if (test('falls back to empty labels when parsed.labels is an array', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { labels: ['a', 'b'] });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.labels, DEFAULT_LABELS);
+  });
+})) passed++; else failed++;
+
+if (test('falls back to empty labels when parsed.labels is a string', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { labels: 'bad' });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.labels, DEFAULT_LABELS);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — review merging:');
+
+if (test('merges review when parsed.review is a plain object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { review: { required: false } });
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.review.required, false);
+    assert.strictEqual(result.review.defaultMode, DEFAULT_POLICY.review.defaultMode);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when parsed.review is not an object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { review: 'string' });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.review, DEFAULT_POLICY.review);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when parsed.review is null', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { review: null });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.review, DEFAULT_POLICY.review);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when parsed.review is an array', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { review: [] });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.review, DEFAULT_POLICY.review);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — validation merging:');
+
+if (test('merges validation when parsed.validation is a plain object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { validation: { required: false } });
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.validation.required, false);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when parsed.validation is not an object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { validation: 42 });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.validation, DEFAULT_POLICY.validation);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — branchModel merging:');
+
+if (test('merges branchModel when parsed.branchModel is a plain object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { branchModel: { epicOnly: false, taskBranches: true } });
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.branchModel.epicOnly, false);
+    assert.strictEqual(result.branchModel.taskBranches, true);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when parsed.branchModel is not an object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { branchModel: true });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.branchModel, DEFAULT_POLICY.branchModel);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — project merging:');
+
+if (test('merges project when parsed.project is a plain object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { project: { enabled: true } });
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.project.enabled, true);
+    assert.deepStrictEqual(result.project.fieldNames, DEFAULT_POLICY.project.fieldNames);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when parsed.project is not an object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { project: 'invalid' });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.project, DEFAULT_POLICY.project);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when parsed.project is null', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { project: null });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.project, DEFAULT_POLICY.project);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — project.fieldNames merging:');
+
+if (test('merges fieldNames when project.fieldNames is a plain object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { project: { enabled: true, fieldNames: { status: 'MyStatus' } } });
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.project.fieldNames.status, 'MyStatus');
+    assert.strictEqual(result.project.fieldNames.owner, DEFAULT_POLICY.project.fieldNames.owner);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when project.fieldNames is not an object', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { project: { fieldNames: 'bad' } });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.project.fieldNames, DEFAULT_POLICY.project.fieldNames);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when project.fieldNames is null', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { project: { fieldNames: null } });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.project.fieldNames, DEFAULT_POLICY.project.fieldNames);
+  });
+})) passed++; else failed++;
+
+if (test('falls back when project.fieldNames is an array', () => {
+  withTempDir(tmpDir => {
+    writeConfig(tmpDir, { project: { fieldNames: [] } });
+    const result = loadPolicy(tmpDir);
+    assert.deepStrictEqual(result.project.fieldNames, DEFAULT_POLICY.project.fieldNames);
+  });
+})) passed++; else failed++;
+
+console.log('\nloadPolicy — sourcePath:');
+
+if (test('sets sourcePath to the resolved config file path', () => {
+  withTempDir(tmpDir => {
+    const configPath = writeConfig(tmpDir, {});
+    const result = loadPolicy(tmpDir);
+    assert.strictEqual(result.sourcePath, configPath);
+  });
+})) passed++; else failed++;
+
+console.log(`\n  Results: ${passed} passed, ${failed} failed`);
+if (failed > 0) process.exit(1);
diff --git a/tests/lib/github-coordination-store.test.js b/tests/lib/github-coordination-store.test.js
new file mode 100644
index 000000000..9d23637dc
--- /dev/null
+++ b/tests/lib/github-coordination-store.test.js
@@ -0,0 +1,208 @@
+/**
+ * Tests for scripts/lib/github-coordination/store.js — branch coverage
+ *
+ * Run with: node tests/lib/github-coordination-store.test.js
+ */
+
+'use strict';
+
+const assert = require('assert');
+
+const {
+  epicWorkItemId,
+  upsertCoordinationWorkItem,
+  openStore,
+} = require('../../scripts/lib/github-coordination/store');
+
+const { DEFAULT_SCHEMA_VERSION, DEFAULT_POLICY } = require('../../scripts/lib/github-coordination/policy');
+
+function test(name, fn) {
+  try {
+    fn();
+    console.log(`  ✓ ${name}`);
+    return true;
+  } catch (err) {
+    console.log(`  ✗ ${name}`);
+    console.log(`    Error: ${err.message}`);
+    return false;
+  }
+}
+
+function makeStore() {
+  const calls = [];
+  return {
+    calls,
+    upsertWorkItem(item) {
+      calls.push(item);
+      return item;
+    },
+  };
+}
+
+let passed = 0;
+let failed = 0;
+
+console.log('\n=== Testing github-coordination/store.js ===\n');
+
+console.log('epicWorkItemId:');
+
+if (test('produces a stable ID from repo and issue number', () => {
+  assert.strictEqual(epicWorkItemId('acme/my-repo', 42), 'github-acme-my-repo-epic-42');
+})) passed++; else failed++;
+
+console.log('\nupsertCoordinationWorkItem — null store:');
+
+if (test('returns null when store is null', () => {
+  const result = upsertCoordinationWorkItem(null, 'r/r', { number: 1 }, {}, 'sync');
+  assert.strictEqual(result, null);
+})) passed++; else failed++;
+
+if (test('returns null when store is undefined', () => {
+  const result = upsertCoordinationWorkItem(undefined, 'r/r', { number: 1 }, {}, 'sync');
+  assert.strictEqual(result, null);
+})) passed++; else failed++;
+
+console.log('\nupsertCoordinationWorkItem — with store:');
+
+if (test('passes schemaVersion from state when present', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { schemaVersion: 'v99', status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].metadata.schemaVersion, 'v99');
+})) passed++; else failed++;
+
+if (test('uses DEFAULT_SCHEMA_VERSION when state.schemaVersion is absent', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].metadata.schemaVersion, DEFAULT_SCHEMA_VERSION);
+})) passed++; else failed++;
+
+if (test('sets issueUrl from issue.url when present', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, url: 'https://example.com/1', labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].metadata.issueUrl, 'https://example.com/1');
+})) passed++; else failed++;
+
+if (test('sets issueUrl to null when issue.url is absent', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].metadata.issueUrl, null);
+})) passed++; else failed++;
+
+if (test('sets issueTitle from issue.title when present', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, title: 'My Epic', labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].metadata.issueTitle, 'My Epic');
+})) passed++; else failed++;
+
+if (test('sets issueTitle to null when issue.title is absent', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].metadata.issueTitle, null);
+})) passed++; else failed++;
+
+if (test('uses custom policy from options.policy', () => {
+  const store = makeStore();
+  const customPolicy = { schemaVersion: 'custom', labels: {}, review: {}, validation: {}, branchModel: {}, project: { enabled: true, fieldNames: {} } };
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync', { policy: customPolicy });
+  assert.strictEqual(store.calls[0].metadata.projectProjection.enabled, true);
+})) passed++; else failed++;
+
+if (test('falls back to DEFAULT_POLICY when options.policy is absent', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync', {});
+  assert.strictEqual(store.calls[0].metadata.projectProjection.enabled, DEFAULT_POLICY.project.enabled);
+})) passed++; else failed++;
+
+if (test('sets priority high when state.status is blocked', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'blocked' }, 'sync');
+  assert.strictEqual(store.calls[0].priority, 'high');
+})) passed++; else failed++;
+
+if (test('sets priority normal when state.status is not blocked', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].priority, 'normal');
+})) passed++; else failed++;
+
+if (test('sets url from issue.url in upsertWorkItem call', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, url: 'https://gh/1', labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].url, 'https://gh/1');
+})) passed++; else failed++;
+
+if (test('sets url to null when issue.url absent in upsertWorkItem call', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].url, null);
+})) passed++; else failed++;
+
+if (test('uses state.owner when present', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available', owner: 'alice' }, 'sync');
+  assert.strictEqual(store.calls[0].owner, 'alice');
+})) passed++; else failed++;
+
+if (test('falls back to issue.author.login when state.owner absent', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [], author: { login: 'bob' } }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].owner, 'bob');
+})) passed++; else failed++;
+
+if (test('sets owner to null when neither state.owner nor author.login present', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].owner, null);
+})) passed++; else failed++;
+
+if (test('uses options.repoRoot when present', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync', { repoRoot: '/my/repo' });
+  assert.strictEqual(store.calls[0].repoRoot, '/my/repo');
+})) passed++; else failed++;
+
+if (test('falls back to process.cwd() when options.repoRoot absent', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].repoRoot, process.cwd());
+})) passed++; else failed++;
+
+if (test('uses options.sessionId when present', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync', { sessionId: 'sess-1' });
+  assert.strictEqual(store.calls[0].sessionId, 'sess-1');
+})) passed++; else failed++;
+
+if (test('sets sessionId to null when options.sessionId absent', () => {
+  const store = makeStore();
+  upsertCoordinationWorkItem(store, 'a/b', { number: 1, labels: [] }, { status: 'available' }, 'sync');
+  assert.strictEqual(store.calls[0].sessionId, null);
+})) passed++; else failed++;
+
+console.log('\nopenStore — dbPath: false:');
+
+async function runAsyncTests() {
+  let asyncPassed = 0;
+  let asyncFailed = 0;
+
+  try {
+    const result = await openStore({ dbPath: false });
+    assert.strictEqual(result, null);
+    console.log('  ✓ returns null when dbPath is false');
+    asyncPassed++;
+  } catch (err) {
+    console.log('  ✗ returns null when dbPath is false');
+    console.log(`    Error: ${err.message}`);
+    asyncFailed++;
+  }
+
+  const totalPassed = passed + asyncPassed;
+  const totalFailed = failed + asyncFailed;
+  console.log(`\n  Results: ${totalPassed} passed, ${totalFailed} failed`);
+  if (totalFailed > 0) process.exit(1);
+}
+
+runAsyncTests().catch(err => {
+  console.error(`Unexpected async test failure: ${err.message}`);
+  process.exit(1);
+});
diff --git a/tests/opencode-tools.test.js b/tests/opencode-tools.test.js
index 297def9ff..a09f067dc 100644
--- a/tests/opencode-tools.test.js
+++ b/tests/opencode-tools.test.js
@@ -108,6 +108,24 @@ async function main() {
       ),
     ])
 
+    tests.push([
+      "format-code: normalizes Windows backslash paths to forward slashes",
+      async () => withTempProject(
+        ["tsconfig.json", "src/index.ts"],
+        async (projectDir) => {
+          const context = createMockContext(projectDir)
+          const result = await tools.formatcode.execute(
+            { filePath: "src\\index.ts" },
+            context
+          )
+          const parsed = JSON.parse(result)
+          assert.strictEqual(parsed.success, true)
+          assert.ok(parsed.command.includes("src/index.ts"), `expected forward slashes in command: ${parsed.command}`)
+          assert.ok(!parsed.command.includes("src\\index.ts"), `unexpected backslashes in command: ${parsed.command}`)
+        }
+      ),
+    ])
+
     tests.push([
       "format-code: detects Python formatter",
       async () => withTempProject(