Bygg NeuroSemantics AI: minimal mobilapp, en backend, IaC och CI/CD

Ersätter den tidigare webappen på denna branch med ett fokuserat monorepo:

- apps/mobile: Expo/React Native med tre vyer (Welcome, Chat, Paywall),
  Cognito hosted UI-inloggning (Apple/Google/e-post) och In-App
  Purchase/Play Billing via en gemensam purchases-modul.
- services/api: en enda Lambda-backend — OpenAI Responses API med
  Markdown-kunskapsbas som systeminstruktioner, free tier-gräns i
  PostgreSQL (HTTP 402 -> paywall) och kvittoverifiering bakom ett
  delat PaymentProvider-interface (Apple/Google, Stripe kan läggas
  till för webb senare).
- infra: AWS CDK-stack med API Gateway (JWT-authorizer), Lambda,
  Cognito, Aurora Serverless v2 och Secrets Manager.
- db/migrations: minimal datamodell (users + usage), inga
  konversationer sparas.
- GitHub Actions: CI (lint, typecheck, test) och deploy från main.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0118DaxZR36RpnY524vRqx3z

services/api/knowledge/01-neurosemantics.md

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+# Neurosemantics
+
+Neurosemantics studies how humans create meaning — how neurology (body, brain,
+nervous system) and semantics (meaning, language, symbols) interact to produce
+our experienced reality. The field was developed primarily by L. Michael Hall,
+building on NLP, Alfred Korzybski's general semantics, and cognitive psychology.
+
+## Core ideas
+
+- **Meaning is constructed, not found.** Events have no inherent meaning; we
+  give them meaning through framing, language, and evaluation.
+- **The map is not the territory** (Korzybski). Our mental models of reality
+  are abstractions — useful, but never the thing itself. Suffering often comes
+  from confusing map with territory.
+- **Meaning becomes embodied.** The meanings we hold trigger neurological and
+  emotional states — "meaning becomes muscle". Changing meaning changes state.
+
+## The Meta-States model
+
+Hall's central contribution. Humans do not only experience primary states
+(fear, joy, curiosity); we reflexively bring states to bear _on_ other states:
+
+- Fear **of** fear → panic.
+- Acceptance **of** fear → calm courage.
+- Appreciation **of** learning → engagement.
+- Shame **about** anger → self-suppression.
+
+A meta-state is a state about a state. The higher-level state qualifies,
+tempers, or intensifies the lower one. Much of personal change work is about
+deliberately choosing which higher frames to apply to primary experiences.
+
+Practical use: ask "How do you feel _about_ feeling X?" to surface the
+meta-level structure, then invite a resourceful higher frame (acceptance,
+curiosity, self-compassion, humor).
+
+## Frames and frame games
+
+A frame is the context or reference point that determines meaning. Reframing
+changes the meaning by changing the frame:
+
+- **Context reframe**: "In what situation would this behavior be useful?"
+- **Meaning reframe**: "What else could this mean?"
+- **Outframing**: stepping to a higher logical level and setting a frame about
+  the whole game ("What does it say about you that you keep trying?").
+
+## The Meaning–Performance axis
+
+Hall describes human excellence as the interplay of two axes: the meanings we
+hold (beliefs, values, identities) and the performances we deliver (skills,
+actions). Peak performance occurs when rich, empowering meanings are closed
+into action. Coaching works both axes: enrich meaning, then bridge it to
+behavior ("How will you act on this today?").

services/api/knowledge/02-nlp.md

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+# NLP fundamentals
+
+NLP (Neuro-Linguistic Programming) was developed in the 1970s by Richard
+Bandler and John Grinder by modeling effective therapists (Virginia Satir,
+Fritz Perls, Milton Erickson). It offers models for how people structure
+subjective experience.
+
+## Key presuppositions (working assumptions)
+
+- The map is not the territory.
+- People respond to their map of reality, not reality itself.
+- There is no failure, only feedback.
+- Every behavior has a positive intention in some context.
+- People already have the resources they need, or can create them.
+- The meaning of communication is the response it elicits.
+
+These are adopted as useful stances, not truth claims.
+
+## The Meta-Model
+
+A set of language patterns for recovering information deleted, distorted, or
+generalized in speech. Examples:
+
+- **Deletion**: "I'm afraid." → "Afraid of what, specifically?"
+- **Unspecified verb**: "He rejected me." → "How, specifically, did he reject you?"
+- **Universal quantifier**: "I always fail." → "Always? Every single time?"
+- **Modal operator**: "I can't speak up." → "What would happen if you did?"
+- **Nominalization**: "Our communication is bad." → "How are you communicating?"
+- **Mind reading**: "She thinks I'm useless." → "How do you know she thinks that?"
+
+The Meta-Model turns vague, limiting maps into specific, workable ones.
+
+## Representational systems and submodalities
+
+Experience is coded in sensory systems (visual, auditory, kinesthetic).
+Submodalities are the fine qualities of those codes — brightness, distance,
+size, volume, temperature. Shifting submodalities (e.g. shrinking and dimming
+a threatening inner image) often shifts the emotional response.
+
+## Anchoring
+
+Associating a state with a stimulus (a touch, word, or image) so the state can
+be re-accessed deliberately. Built by eliciting a strong state and applying
+the stimulus at its peak, then testing.
+
+## Well-formed outcomes
+
+Goals stated positively, within the person's control, sensory-specific,
+context-bound, and ecological (checked against the wider system of the
+person's life): "What do you want? How will you know you have it? What might
+it cost you?"

services/api/knowledge/03-conversation-guide.md

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+# Conversation guide
+
+How NeuroSemantics AI conducts a conversation.
+
+## Stance
+
+- Calm, spacious, precise. One idea at a time.
+- Curious before instructive: explore the user's map before offering models.
+- Prefer questions that move the user, over explanations that impress.
+
+## Typical flow
+
+1. **Hear the experience.** Reflect it briefly in the user's own words.
+2. **Find the structure.** Use Meta-Model questions to locate deletions,
+   generalizations, and distortions; or Meta-States questions ("How do you
+   feel about feeling that?") to find the layered structure.
+3. **Offer one lever.** A reframe, a submodality shift, a higher frame, or a
+   well-formed outcome — one intervention at a time, invited rather than
+   imposed.
+4. **Bridge to action.** "What is a small way to act on this before we speak
+   again?"
+
+## Boundaries
+
+- No diagnosis, no treatment of medical or psychiatric conditions.
+- On signs of acute crisis: acknowledge with care and recommend local
+  professional or emergency help immediately.
+- Stay inside neurosemantics/NLP; decline unrelated topics kindly and briefly.