fix: port continuous-learning observer fixes

Ports continuous-learning observer signal, storage, remote normalization, and v1 deprecation fixes onto current main.

skills/continuous-learning-v2/scripts/detect-project.sh

@@ -19,7 +19,9 @@
 #   3. git repo root path (fallback, machine-specific)
 #   4. "global" (no project context detected)
 
-_CLV2_HOMUNCULUS_DIR="${HOME}/.claude/homunculus"
+# shellcheck disable=SC1091
+. "$(dirname "${BASH_SOURCE[0]}")/lib/homunculus-dir.sh"
+_CLV2_HOMUNCULUS_DIR="$(_ecc_resolve_homunculus_dir)"
 _CLV2_PROJECTS_DIR="${_CLV2_HOMUNCULUS_DIR}/projects"
 _CLV2_REGISTRY_FILE="${_CLV2_HOMUNCULUS_DIR}/projects.json"
 
@@ -49,6 +51,30 @@ export CLV2_PYTHON_CMD
 CLV2_OBSERVER_PROMPT_PATTERN='Can you confirm|requires permission|Awaiting (user confirmation|confirmation|approval|permission)|confirm I should proceed|once granted access|grant.*access'
 export CLV2_OBSERVER_PROMPT_PATTERN
 
+_clv2_normalize_remote_url() {
+  local url="$1"
+  [ -z "$url" ] && return 0
+
+  local is_network=0
+  case "$url" in
+    file://*) is_network=0 ;;
+    *://*) is_network=1 ;;
+    *@*:*) is_network=1 ;;
+    *) is_network=0 ;;
+  esac
+
+  url=$(printf '%s' "$url" | sed -E 's|://[^@]+@|://|')
+  url=$(printf '%s' "$url" | sed -E 's|^[A-Za-z][A-Za-z0-9+.-]*://||')
+  url=$(printf '%s' "$url" | sed -E 's|^[^@/:]+@([^:/]+):|\1/|')
+  url=$(printf '%s' "$url" | sed -E 's|\.git/?$||; s|/+$||')
+
+  if [ "$is_network" = "1" ]; then
+    printf '%s' "$url" | tr '[:upper:]' '[:lower:]'
+  else
+    printf '%s' "$url"
+  fi
+}
+
 _clv2_detect_project() {
   local project_root=""
   local project_name=""
@@ -94,15 +120,20 @@ _clv2_detect_project() {
     fi
   fi
 
-  # Compute hash from the original remote URL (legacy, for backward compatibility)
-  local legacy_hash_input="${remote_url:-$project_root}"
+  local raw_remote_url="$remote_url"
 
   # Strip embedded credentials from remote URL (e.g., https://ghp_xxxx@github.com/...)
   if [ -n "$remote_url" ]; then
     remote_url=$(printf '%s' "$remote_url" | sed -E 's|://[^@]+@|://|')
   fi
 
-  local hash_input="${remote_url:-$project_root}"
+  local legacy_hash_input="${remote_url:-$project_root}"
+  local normalized_remote=""
+  if [ -n "$remote_url" ]; then
+    normalized_remote=$(_clv2_normalize_remote_url "$remote_url")
+  fi
+
+  local hash_input="${normalized_remote:-${remote_url:-$project_root}}"
   # Prefer Python for consistent SHA256 behavior across shells/platforms.
   # Pass the value via env var and encode as UTF-8 inside Python so the hash
   # is locale-independent (shells vary between UTF-8 / CP932 / CP1252, which
@@ -122,19 +153,33 @@ print(hashlib.sha256(s.encode("utf-8")).hexdigest()[:12])
                  echo "fallback")
   fi
 
-  # Backward compatibility: if credentials were stripped and the hash changed,
-  # check if a project dir exists under the legacy hash and reuse it
-  if [ "$legacy_hash_input" != "$hash_input" ] && [ -n "$_CLV2_PYTHON_CMD" ]; then
-    local legacy_id=""
-    legacy_id=$(_CLV2_HASH_INPUT="$legacy_hash_input" "$_CLV2_PYTHON_CMD" -c '
+  # Backward compatibility: migrate a single legacy project directory from
+  # credential-stripped or raw remote hashes to the normalized remote hash.
+  if [ -n "$_CLV2_PYTHON_CMD" ] && [ ! -d "${_CLV2_PROJECTS_DIR}/${project_id}" ]; then
+    local legacy_inputs=()
+    [ -n "$legacy_hash_input" ] && [ "$legacy_hash_input" != "$hash_input" ] \
+      && legacy_inputs+=("$legacy_hash_input")
+    [ -n "$raw_remote_url" ] && [ "$raw_remote_url" != "$hash_input" ] \
+      && [ "$raw_remote_url" != "$legacy_hash_input" ] \
+      && legacy_inputs+=("$raw_remote_url")
+
+    local legacy_input legacy_id
+    for legacy_input in "${legacy_inputs[@]}"; do
+      legacy_id=$(_CLV2_HASH_INPUT="$legacy_input" "$_CLV2_PYTHON_CMD" -c '
 import os, hashlib
 s = os.environ["_CLV2_HASH_INPUT"]
 print(hashlib.sha256(s.encode("utf-8")).hexdigest()[:12])
 ' 2>/dev/null)
-    if [ -n "$legacy_id" ] && [ -d "${_CLV2_PROJECTS_DIR}/${legacy_id}" ] && [ ! -d "${_CLV2_PROJECTS_DIR}/${project_id}" ]; then
-      # Migrate legacy directory to new hash
-      mv "${_CLV2_PROJECTS_DIR}/${legacy_id}" "${_CLV2_PROJECTS_DIR}/${project_id}" 2>/dev/null || project_id="$legacy_id"
-    fi
+      if [ -n "$legacy_id" ] && [ "$legacy_id" != "$project_id" ] \
+         && [ -d "${_CLV2_PROJECTS_DIR}/${legacy_id}" ]; then
+        if mv "${_CLV2_PROJECTS_DIR}/${legacy_id}" "${_CLV2_PROJECTS_DIR}/${project_id}" 2>/dev/null; then
+          break
+        else
+          project_id="$legacy_id"
+          break
+        fi
+      fi
+    done
   fi
 
   # Export results