fix(state): scope phase counting to current milestone

Extract getMilestonePhaseFilter() from milestone.cjs closure into core.cjs
as a shared helper. Apply it in buildStateFrontmatter and cmdPhaseComplete
so multi-milestone projects count only current milestone's phases instead
of all directories on disk.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

get-shit-done/bin/lib/core.cjs

@@ -409,6 +409,35 @@ function getMilestoneInfo(cwd) {
   }
 }
 
+/**
+ * Returns a filter function that checks whether a phase directory belongs
+ * to the current milestone based on ROADMAP.md phase headings.
+ * If no ROADMAP exists or no phases are listed, returns a pass-all filter.
+ */
+function getMilestonePhaseFilter(cwd) {
+  const milestonePhaseNums = new Set();
+  try {
+    const roadmap = fs.readFileSync(path.join(cwd, '.planning', 'ROADMAP.md'), 'utf-8');
+    const phasePattern = /#{2,4}\s*Phase\s+(\d+[A-Z]?(?:\.\d+)*)\s*:/gi;
+    let m;
+    while ((m = phasePattern.exec(roadmap)) !== null) {
+      milestonePhaseNums.add(m[1]);
+    }
+  } catch {}
+
+  if (milestonePhaseNums.size === 0) return () => true;
+
+  const normalized = new Set(
+    [...milestonePhaseNums].map(n => (n.replace(/^0+/, '') || '0').toLowerCase())
+  );
+
+  return function isDirInMilestone(dirName) {
+    const m = dirName.match(/^0*(\d+[A-Za-z]?(?:\.\d+)*)/);
+    if (!m) return false;
+    return normalized.has(m[1].toLowerCase());
+  };
+}
+
 module.exports = {
   MODEL_PROFILES,
   output,
@@ -428,5 +457,6 @@ module.exports = {
   pathExistsInternal,
   generateSlugInternal,
   getMilestoneInfo,
+  getMilestonePhaseFilter,
   toPosixPath,
 };

get-shit-done/bin/lib/phase.cjs

@@ -4,7 +4,7 @@
 
 const fs = require('fs');
 const path = require('path');
-const { escapeRegex, normalizePhaseName, comparePhaseNum, findPhaseInternal, getArchivedPhaseDirs, generateSlugInternal, output, error } = require('./core.cjs');
+const { escapeRegex, normalizePhaseName, comparePhaseNum, findPhaseInternal, getArchivedPhaseDirs, generateSlugInternal, getMilestonePhaseFilter, output, error } = require('./core.cjs');
 const { extractFrontmatter } = require('./frontmatter.cjs');
 const { writeStateMd } = require('./state.cjs');
 
@@ -789,8 +789,11 @@ function cmdPhaseComplete(cwd, phaseNum, raw) {
   let isLastPhase = true;
 
   try {
+    const isDirInMilestone = getMilestonePhaseFilter(cwd);
     const entries = fs.readdirSync(phasesDir, { withFileTypes: true });
-    const dirs = entries.filter(e => e.isDirectory()).map(e => e.name).sort((a, b) => comparePhaseNum(a, b));
+    const dirs = entries.filter(e => e.isDirectory()).map(e => e.name)
+      .filter(isDirInMilestone)
+      .sort((a, b) => comparePhaseNum(a, b));
 
     // Find the next phase directory after current
     for (const dir of dirs) {

get-shit-done/bin/lib/state.cjs

@@ -4,7 +4,7 @@
 
 const fs = require('fs');
 const path = require('path');
-const { loadConfig, getMilestoneInfo, output, error } = require('./core.cjs');
+const { loadConfig, getMilestoneInfo, getMilestonePhaseFilter, output, error } = require('./core.cjs');
 const { extractFrontmatter, reconstructFrontmatter } = require('./frontmatter.cjs');
 
 function cmdStateLoad(cwd, raw) {
@@ -549,8 +549,10 @@ function buildStateFrontmatter(bodyContent, cwd) {
     try {
       const phasesDir = path.join(cwd, '.planning', 'phases');
       if (fs.existsSync(phasesDir)) {
+        const isDirInMilestone = getMilestonePhaseFilter(cwd);
         const phaseDirs = fs.readdirSync(phasesDir, { withFileTypes: true })
-          .filter(e => e.isDirectory()).map(e => e.name);
+          .filter(e => e.isDirectory()).map(e => e.name)
+          .filter(isDirInMilestone);
         let diskTotalPlans = 0;
         let diskTotalSummaries = 0;
         let diskCompletedPhases = 0;
@@ -563,7 +565,7 @@ function buildStateFrontmatter(bodyContent, cwd) {
           diskTotalSummaries += summaries;
           if (plans > 0 && summaries >= plans) diskCompletedPhases++;
         }
-        if (totalPhases === null) totalPhases = phaseDirs.length;
+        totalPhases = phaseDirs.length;
         completedPhases = diskCompletedPhases;
         totalPlans = diskTotalPlans;
         completedPlans = diskTotalSummaries;