fix(v0.2.0): finalize structural integrity and clean boot

- Fixed memory.org source blocks to ensure persistence functions are tangled.
- Improved extract-tangle-target to handle complex Elisp expressions.
- Corrected opencortex.sh initialization paths to prevent setup loops.
- Reordered variable definitions in policy and standards skills to eliminate forward-reference warnings.

skills/org-skill-shell-actuator.org

@@ -1,3 +1,4 @@
+#+PROPERTY: header-args:lisp :tangle (expand-file-name "org-skill-shell-actuator.lisp" (concat (or (getenv "INSTALL_DIR") ".") "/skills"))
 :PROPERTIES:
 :ID:       shell-actuator-skill
 :CREATED:  [2026-04-12 Sun]
@@ -11,7 +12,7 @@ The *Shell Actuator* provides a controlled interface for the OpenCortex to execu
 
 * Implementation
 
-#+begin_src lisp :tangle (expand-file-name "org-skill-shell-actuator.lisp" (concat (or (getenv "INSTALL_DIR") ".") "/skills"))
+#+begin_src lisp
 
 (defparameter *allowed-commands* '("ls" "git" "rg" "grep" "date" "echo" "cat" "node" "python3" "sbcl"))