Add a secure repository Prompts review surface and prompt metadata API

Hop-State: A_06FN6MRSHG4B64ZV13086G8
Hop-Proposal: R_06FN6MQDE14FFNR65H1D28G
Hop-Task: T_06FN6J8ECE1Z9XQ5PQ3Z3D8
Hop-Attempt: AT_06FN6J8ECC1SC794JMZ0TF8

README.md

@@ -13,6 +13,10 @@ but makes Hop's workflow the primary product model:
 - a **proposal** is a reviewable candidate outcome; and
 - an **accepted state** is the current shared truth.
 
+The repository **Prompts** view is the review surface for that causal record:
+the requested work, agent identity and runtime metadata, response summary, and
+links to the task, attempt, and immutable state that produced it.
+
 The product thesis is simple:
 
 > GitHub organizes collaboration around commits and pull requests. HopWeb
@@ -54,4 +58,3 @@ single-installation forge where a user can:
 
 Everything else should be inherited from Gitea until the Hop workflow proves
 that it needs a different abstraction.
-

deploy/gitea/install-hop-native.sh

@@ -29,6 +29,9 @@ docker compose --env-file "$env_file" cp \
 docker compose --env-file "$env_file" cp \
   deploy/gitea/public/assets/css/hop-home.css \
   gitea:/data/gitea/public/assets/css/hop-home.css
+docker compose --env-file "$env_file" cp \
+  deploy/gitea/public/assets/css/hop-prompts.css \
+  gitea:/data/gitea/public/assets/css/hop-prompts.css
 docker compose --env-file "$env_file" cp \
   deploy/gitea/public/assets/img/hop.svg \
   gitea:/data/gitea/public/assets/img/hop.svg

deploy/gitea/public/assets/css/hop-prompts.css

@@ -0,0 +1,194 @@
+.hop-prompts {
+	margin: 0 auto;
+	max-width: 1080px;
+	padding: 2.25rem clamp(1rem, 3vw, 2.5rem) 4rem;
+}
+
+.hop-prompts__header {
+	align-items: end;
+	border-bottom: 1px solid var(--color-secondary);
+	display: flex;
+	gap: 1.5rem;
+	justify-content: space-between;
+	padding-bottom: 1.5rem;
+}
+
+.hop-prompts__eyebrow {
+	color: var(--color-text-light-2);
+	font-size: 0.72rem;
+	font-weight: 700;
+	letter-spacing: 0.1em;
+	margin: 0 0 0.4rem;
+	text-transform: uppercase;
+}
+
+.hop-prompts h1 {
+	color: var(--color-text);
+	font-size: 1.55rem;
+	letter-spacing: -0.025em;
+	margin: 0;
+}
+
+.hop-prompts__lede {
+	color: var(--color-text-light-2);
+	line-height: 1.55;
+	margin: 0.65rem 0 0;
+	max-width: 62ch;
+}
+
+.hop-prompts__refresh {
+	align-items: center;
+	display: inline-flex;
+	gap: 0.45rem;
+	white-space: nowrap;
+}
+
+.hop-prompts__status {
+	color: var(--color-text-light-2);
+	font-size: 0.9rem;
+	margin: 1.25rem 0;
+}
+
+.hop-prompts__empty {
+	border: 1px dashed var(--color-secondary);
+	color: var(--color-text-light-2);
+	line-height: 1.6;
+	margin-top: 1.25rem;
+	max-width: 720px;
+	padding: 1.5rem;
+}
+
+.hop-prompts__empty strong {
+	color: var(--color-text);
+	display: block;
+	font-size: 1rem;
+	margin-bottom: 0.35rem;
+}
+
+.hop-prompt-list {
+	display: grid;
+	gap: 0;
+	margin-top: 1.25rem;
+}
+
+.hop-prompt {
+	border-bottom: 1px solid var(--color-secondary);
+	border-top: 1px solid var(--color-secondary);
+	margin-top: -1px;
+}
+
+.hop-prompt summary {
+	align-items: center;
+	cursor: pointer;
+	display: grid;
+	gap: 0.75rem 1rem;
+	grid-template-columns: minmax(0, 1fr) auto;
+	list-style: none;
+	padding: 1rem 0;
+}
+
+.hop-prompt summary::-webkit-details-marker { display: none; }
+
+.hop-prompt__request {
+	color: var(--color-text);
+	font-size: 1rem;
+	font-weight: 600;
+	line-height: 1.45;
+	min-width: 0;
+	overflow: hidden;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+
+.hop-prompt__meta {
+	color: var(--color-text-light-2);
+	font-size: 0.82rem;
+	text-align: right;
+}
+
+.hop-prompt__status {
+	align-items: center;
+	color: var(--color-text-light-2);
+	display: inline-flex;
+	gap: 0.4rem;
+	margin-right: 0.55rem;
+}
+
+.hop-prompt__status::before {
+	background: var(--color-text-light-3);
+	border-radius: 50%;
+	content: "";
+	height: 0.45rem;
+	width: 0.45rem;
+}
+
+.hop-prompt__status[data-status="completed"]::before { background: var(--color-green); }
+.hop-prompt__status[data-status="failed"]::before { background: var(--color-red); }
+.hop-prompt__status[data-status="cancelled"]::before { background: var(--color-orange); }
+.hop-prompt__status[data-status="running"]::before { background: var(--color-primary); }
+
+.hop-prompt__body {
+	border-top: 1px solid var(--color-secondary);
+	display: grid;
+	gap: 1.25rem;
+	grid-template-columns: minmax(0, 1.45fr) minmax(14rem, 0.55fr);
+	padding: 1.25rem 0 1.5rem;
+}
+
+.hop-prompt h2,
+.hop-prompt h3 {
+	color: var(--color-text);
+	font-size: 0.78rem;
+	letter-spacing: 0.07em;
+	margin: 0 0 0.55rem;
+	text-transform: uppercase;
+}
+
+.hop-prompt pre,
+.hop-prompt__response {
+	background: var(--color-box-body);
+	border: 1px solid var(--color-secondary);
+	border-radius: var(--radius-medium);
+	color: var(--color-text);
+	font: inherit;
+	line-height: 1.55;
+	margin: 0;
+	overflow-wrap: anywhere;
+	padding: 0.9rem 1rem;
+	white-space: pre-wrap;
+}
+
+.hop-prompt__response { color: var(--color-text-light-1); }
+
+.hop-prompt__facts {
+	display: grid;
+	gap: 0.6rem;
+	margin: 0;
+}
+
+.hop-prompt__facts div {
+	border-bottom: 1px solid var(--color-secondary);
+	padding-bottom: 0.55rem;
+}
+
+.hop-prompt__facts dt {
+	color: var(--color-text-light-2);
+	font-size: 0.72rem;
+	font-weight: 700;
+	letter-spacing: 0.07em;
+	text-transform: uppercase;
+}
+
+.hop-prompt__facts dd {
+	color: var(--color-text);
+	font-size: 0.88rem;
+	margin: 0.2rem 0 0;
+	overflow-wrap: anywhere;
+}
+
+@media (max-width: 700px) {
+	.hop-prompts__header, .hop-prompt__body { align-items: start; grid-template-columns: 1fr; }
+	.hop-prompts__header { flex-direction: column; }
+	.hop-prompt summary { grid-template-columns: 1fr; }
+	.hop-prompt__meta { text-align: left; }
+}

deploy/gitea/public/assets/js/hop-native.js

@@ -90,6 +90,44 @@
     }) || null;
   }
 
+  function repositoryPath() {
+    const issues = navigationLink('/issues');
+    if (issues) return new URL(issues.href, window.location.origin).pathname.replace(/\/issues$/, '');
+    const match = window.location.pathname.match(/^\/[^/]+\/[^/]+/);
+    return match ? match[0].replace(/\/$/, '') : null;
+  }
+
+  function promptsHref() {
+    const path = repositoryPath();
+    return path ? `${path}/issues?hop=prompts` : null;
+  }
+
+  function promptsPage() {
+    return new URLSearchParams(window.location.search).get('hop') === 'prompts';
+  }
+
+  function addPromptsNavigation() {
+    const navigation = repoNavigation();
+    const tasks = navigationLink('/issues');
+    const href = promptsHref();
+    if (!navigation || !tasks || !href) return;
+
+    let link = navigation.querySelector('.hop-native-prompts-tab');
+    if (!link) {
+      link = document.createElement('a');
+      link.className = tasks.className;
+      link.classList.add('hop-native-prompts-tab');
+      const icon = tasks.querySelector('svg');
+      if (icon) link.append(icon.cloneNode(true));
+      link.append(document.createTextNode(' Prompts'));
+      navigation.insertBefore(link, tasks);
+    }
+    link.href = href;
+    link.setAttribute('aria-label', 'Prompts');
+    link.classList.toggle('active', promptsPage());
+    if (promptsPage()) tasks.classList.remove('active');
+  }
+
   function workflowLink(source, label) {
     if (!source) return null;
     const link = document.createElement('a');
@@ -111,6 +149,7 @@
     if (!sidebar || sidebar.querySelector('.hop-native-workflow')) return;
 
     const links = [
+      workflowLink(document.querySelector('.hop-native-prompts-tab'), 'Prompts'),
       workflowLink(navigationLink('/issues'), 'Tasks'),
       workflowLink(navigationLink('/pulls'), 'Proposals'),
       workflowLink(navigationLink('/actions'), 'Evidence'),
@@ -140,6 +179,132 @@
     sidebar.prepend(list);
   }
 
+  function makeElement(tag, className, text) {
+    const element = document.createElement(tag);
+    if (className) element.className = className;
+    if (text !== undefined) element.textContent = text;
+    return element;
+  }
+
+  function formatTime(value) {
+    if (!value) return '';
+    const date = new Date(value);
+    return Number.isNaN(date.getTime()) ? value : date.toLocaleString();
+  }
+
+  function promptFact(list, label, value) {
+    if (!value) return;
+    const row = document.createElement('div');
+    row.append(makeElement('dt', '', label), makeElement('dd', '', String(value)));
+    list.append(row);
+  }
+
+  function promptDetails(prompt) {
+    const body = makeElement('div', 'hop-prompt__body');
+    const record = document.createElement('div');
+    record.append(makeElement('h2', '', 'Captured request'));
+    record.append(makeElement('pre', '', prompt.prompt));
+    if (prompt.response_summary) {
+      record.append(makeElement('h2', '', 'Agent outcome'));
+      record.append(makeElement('div', 'hop-prompt__response', prompt.response_summary));
+    }
+
+    const facts = document.createElement('dl');
+    facts.className = 'hop-prompt__facts';
+    promptFact(facts, 'State', prompt.state_id);
+    promptFact(facts, 'Task', prompt.task_id);
+    promptFact(facts, 'Attempt', prompt.attempt_id);
+    promptFact(facts, 'Agent', [prompt.agent_name, prompt.agent_model].filter(Boolean).join(' · '));
+    promptFact(facts, 'Captured', formatTime(prompt.created_at));
+    promptFact(facts, 'Completed', formatTime(prompt.completed_at));
+    if (prompt.metadata && typeof prompt.metadata === 'object') {
+      Object.entries(prompt.metadata).slice(0, 8).forEach(([key, value]) => {
+        if (value === null || typeof value === 'object') return;
+        promptFact(facts, key.replace(/_/g, ' '), value);
+      });
+    }
+    body.append(record, facts);
+    return body;
+  }
+
+  function promptRow(prompt) {
+    const details = document.createElement('details');
+    details.className = 'hop-prompt';
+    const summary = document.createElement('summary');
+    const request = makeElement('div', 'hop-prompt__request', prompt.prompt);
+    request.title = prompt.prompt;
+    const meta = makeElement('div', 'hop-prompt__meta');
+    const status = makeElement('span', 'hop-prompt__status', prompt.status || 'running');
+    status.dataset.status = prompt.status || 'running';
+    meta.append(status);
+    const agent = [prompt.agent_name, prompt.agent_model].filter(Boolean).join(' · ');
+    meta.append(document.createTextNode(agent || formatTime(prompt.created_at)));
+    summary.append(request, meta);
+    details.append(summary, promptDetails(prompt));
+    return details;
+  }
+
+  function renderPromptPage() {
+    if (!promptsPage()) return;
+    const main = document.querySelector('[role="main"].page-content.repository.issue-list');
+    const path = repositoryPath();
+    if (!main || !path || main.dataset.hopPromptsRendered === 'true') return;
+    main.dataset.hopPromptsRendered = 'true';
+    main.setAttribute('aria-label', 'Prompts');
+    const navigation = main.querySelector(':scope > .secondary-nav');
+    for (const child of [...main.children]) {
+      if (child !== navigation) child.remove();
+    }
+
+    const page = makeElement('section', 'hop-prompts');
+    page.setAttribute('aria-labelledby', 'hop-prompts-title');
+    const header = makeElement('header', 'hop-prompts__header');
+    const heading = document.createElement('div');
+    heading.append(
+      makeElement('p', 'hop-prompts__eyebrow', 'Hop causal record'),
+      makeElement('h1', '', 'Prompts'),
+      makeElement('p', 'hop-prompts__lede', 'Review what was requested, which agent acted, and the result it reported. Every entry is tied to the task, attempt, and state that produced it.'),
+    );
+    heading.querySelector('h1').id = 'hop-prompts-title';
+    const refresh = makeElement('button', 'ui button hop-prompts__refresh', 'Refresh');
+    refresh.type = 'button';
+    header.append(heading, refresh);
+    const status = makeElement('p', 'hop-prompts__status', 'Loading prompt records…');
+    status.setAttribute('role', 'status');
+    page.append(header, status);
+    main.append(page);
+    document.title = `Prompts - ${path.slice(1).replace('/', ' / ')} - Hop`;
+
+    const load = async () => {
+      status.textContent = 'Loading prompt records…';
+      page.querySelector('.hop-prompt-list, .hop-prompts__empty')?.remove();
+      try {
+        const [owner, repo] = path.slice(1).split('/');
+        const response = await fetch(`/hop/api/v1/prompts?owner=${encodeURIComponent(owner)}&repo=${encodeURIComponent(repo)}`, {credentials: 'same-origin'});
+        const payload = await response.json().catch(() => ({}));
+        if (!response.ok) throw new Error(payload?.error?.message || 'Could not load prompt records');
+        const prompts = Array.isArray(payload.prompts) ? payload.prompts : [];
+        status.textContent = prompts.length === 1 ? '1 captured request' : `${prompts.length} captured requests`;
+        if (!prompts.length) {
+          const empty = makeElement('div', 'hop-prompts__empty');
+          empty.append(
+            makeElement('strong', '', 'No prompts have been reported yet.'),
+            document.createTextNode('When an agent starts work through Hop, its request, execution metadata, and final outcome will appear here.'),
+          );
+          page.append(empty);
+          return;
+        }
+        const list = makeElement('div', 'hop-prompt-list');
+        prompts.forEach((prompt) => list.append(promptRow(prompt)));
+        page.append(list);
+      } catch (error) {
+        status.textContent = error.message || 'Could not load prompt records.';
+      }
+    };
+    refresh.addEventListener('click', load);
+    load();
+  }
+
   function replaceBrandImages() {
     const upstreamBrandAsset = /\/img\/(?:avatar_default\.png|logo\.png|logo\.svg)(?:\?.*)?$/;
     for (const image of document.querySelectorAll('img[src]')) {
@@ -154,7 +319,9 @@
     replaceBrandImages();
     for (const root of document.querySelectorAll(semanticRoots)) replaceExactText(root);
     replaceAccessibleLabels(document);
+    addPromptsNavigation();
     addWorkflowSummary();
+    renderPromptPage();
     const title = replacePhrases(document.title);
     if (title !== document.title) document.title = title;
     document.documentElement.dataset.hopNative = 'true';

deploy/gitea/templates/custom/footer.tmpl

@@ -1,2 +1,3 @@
 <link rel="stylesheet" href="{{AssetUrlPrefix}}/css/hop-home.css?v=4">
-<script src="{{AssetUrlPrefix}}/js/hop-native.js?v=8"></script>
+<link rel="stylesheet" href="{{AssetUrlPrefix}}/css/hop-prompts.css?v=1">
+<script src="{{AssetUrlPrefix}}/js/hop-native.js?v=9"></script>

docs/gitea-hop-native.md

@@ -27,6 +27,7 @@ asset or replacing the Gitea volume.
 | Native route and behavior | Hop label |
 | --- | --- |
 | Repository code | Files |
+| — | Prompts (Hop-native causal record) |
 | Issues | Tasks |
 | Branches | Attempts |
 | Commits | Checkpoints |
@@ -47,7 +48,7 @@ Gitea sidebar. It uses Gitea's own classes, links, icons, and live counts.
 After changing the pinned Gitea version:
 
 1. run the installer;
-2. confirm Tasks, Proposals, and Evidence in repository navigation;
+2. confirm Prompts, Tasks, Proposals, and Evidence in repository navigation;
 3. confirm Attempts and Checkpoints in the Files view;
 4. confirm proposal creation and acceptance labels;
 5. inspect browser console errors; and

docs/production-deployment.md

@@ -27,5 +27,20 @@ docker compose --env-file .env up --build -d
 
 The reverse proxy should forward the public hostname to the configured
 `GITEA_HTTP_BIND:GITEA_HTTP_PORT`, preserve the `Host` header, and set
-`X-Forwarded-Proto` to `https`. Persistent repository and database data live in
+`X-Forwarded-Proto` to `https`. It must also proxy `/hop/` to the Hop control
-the named Compose volumes.
+plane, preserving the browser's Gitea session cookie. This lets the Prompts
+view check the viewer's repository access before returning potentially
+sensitive prompt text.
+
+For nginx, the control-plane location should precede the Gitea catch-all:
+
+```nginx
+location /hop/ {
+    proxy_pass http://127.0.0.1:8080/;
+    proxy_set_header Host $host;
+    proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_set_header Cookie $http_cookie;
+}
+```
+
+Persistent repository and database data live in the named Compose volumes.

services/control-plane/internal/gitea/client.go

@@ -78,3 +78,33 @@ func (c *Client) Repository(ctx context.Context, owner, name string) (Repository
 	}
 	return repo, nil
 }
+
+// ViewerCanReadRepository checks a browser's existing Gitea session before
+// returning prompt data. Prompts may contain sensitive intent, so the Hop API
+// must never turn a private repository into a public metadata feed.
+func (c *Client) ViewerCanReadRepository(ctx context.Context, cookie, owner, name string) (bool, error) {
+	if strings.TrimSpace(cookie) == "" {
+		return false, nil
+	}
+	u := c.baseURL.JoinPath("api", "v1", "repos", owner, name)
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, u.String(), nil)
+	if err != nil {
+		return false, err
+	}
+	req.Header.Set("Cookie", cookie)
+	req.Header.Set("Accept", "application/json")
+
+	resp, err := c.http.Do(req)
+	if err != nil {
+		return false, fmt.Errorf("check viewer repository access: %w", err)
+	}
+	defer resp.Body.Close()
+	switch resp.StatusCode {
+	case http.StatusOK:
+		return true, nil
+	case http.StatusUnauthorized, http.StatusForbidden, http.StatusNotFound:
+		return false, nil
+	default:
+		return false, fmt.Errorf("gitea viewer repository check returned %s", resp.Status)
+	}
+}

services/control-plane/internal/gitea/client_test.go

@@ -42,3 +42,41 @@ func TestRepositoryRequiresToken(t *testing.T) {
 		t.Fatalf("error = %v, want %v", err, ErrTokenNotConfigured)
 	}
 }
+
+func TestViewerCanReadRepositoryForwardsSessionCookie(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/api/v1/repos/hop/private" {
+			t.Fatalf("path = %q", r.URL.Path)
+		}
+		if got := r.Header.Get("Cookie"); got != "i_like_gitea=session" {
+			t.Fatalf("cookie = %q", got)
+		}
+		w.WriteHeader(http.StatusOK)
+	}))
+	defer server.Close()
+
+	client, err := NewClient(server.URL, "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	allowed, err := client.ViewerCanReadRepository(context.Background(), "i_like_gitea=session", "hop", "private")
+	if err != nil || !allowed {
+		t.Fatalf("allowed = %t, err = %v", allowed, err)
+	}
+}
+
+func TestViewerCannotReadMissingRepository(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusNotFound)
+	}))
+	defer server.Close()
+
+	client, err := NewClient(server.URL, "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	allowed, err := client.ViewerCanReadRepository(context.Background(), "i_like_gitea=session", "hop", "missing")
+	if err != nil || allowed {
+		t.Fatalf("allowed = %t, err = %v", allowed, err)
+	}
+}

services/control-plane/internal/httpapi/server.go

@@ -21,6 +21,7 @@ const maxWebhookBody = 2 << 20
 
 type giteaClient interface {
 	Repository(context.Context, string, string) (gitea.Repository, error)
+	ViewerCanReadRepository(context.Context, string, string, string) (bool, error)
 }
 
 type server struct {
@@ -38,10 +39,90 @@ func New(data store.Store, client giteaClient, adminToken, webhookSecret string,
 	mux.HandleFunc("GET /readyz", s.ready)
 	mux.Handle("GET /api/v1/repositories", s.requireAdmin(http.HandlerFunc(s.listRepositories)))
 	mux.Handle("POST /api/v1/repositories/link", s.requireAdmin(http.HandlerFunc(s.linkRepository)))
+	mux.Handle("GET /api/v1/prompts", http.HandlerFunc(s.listPrompts))
+	mux.Handle("POST /api/v1/repositories/{owner}/{name}/prompts", s.requireAdmin(http.HandlerFunc(s.createPrompt)))
 	mux.HandleFunc("POST /api/v1/gitea/webhooks", s.giteaWebhook)
 	return requestLogger(logger, mux)
 }
 
+func (s *server) listPrompts(w http.ResponseWriter, r *http.Request) {
+	owner, name := strings.TrimSpace(r.URL.Query().Get("owner")), strings.TrimSpace(r.URL.Query().Get("repo"))
+	if !validSlug(owner) || !validSlug(name) {
+		writeError(w, http.StatusBadRequest, "owner and repo are required")
+		return
+	}
+	allowed, err := s.gitea.ViewerCanReadRepository(r.Context(), r.Header.Get("Cookie"), owner, name)
+	if err != nil {
+		s.logger.Error("check prompt viewer access", "owner", owner, "name", name, "error", err)
+		writeError(w, http.StatusBadGateway, "could not verify repository access")
+		return
+	}
+	if !allowed {
+		writeError(w, http.StatusUnauthorized, "sign in to view this repository's prompts")
+		return
+	}
+	prompts, err := s.store.ListPrompts(r.Context(), owner, name, 100)
+	if err != nil {
+		s.logger.Error("list prompts", "owner", owner, "name", name, "error", err)
+		writeError(w, http.StatusInternalServerError, "could not list prompts")
+		return
+	}
+	writeJSON(w, http.StatusOK, map[string]any{"prompts": prompts})
+}
+
+func (s *server) createPrompt(w http.ResponseWriter, r *http.Request) {
+	owner, name := r.PathValue("owner"), r.PathValue("name")
+	if !validSlug(owner) || !validSlug(name) {
+		writeError(w, http.StatusBadRequest, "owner and name are required")
+		return
+	}
+	var input struct {
+		TaskID          string          `json:"task_id"`
+		AttemptID       string          `json:"attempt_id"`
+		StateID         string          `json:"state_id"`
+		Prompt          string          `json:"prompt"`
+		AgentName       string          `json:"agent_name"`
+		AgentModel      string          `json:"agent_model"`
+		Status          string          `json:"status"`
+		ResponseSummary string          `json:"response_summary"`
+		Metadata        json.RawMessage `json:"metadata"`
+		CompletedAt     *time.Time      `json:"completed_at"`
+	}
+	if err := decodeJSON(w, r, &input); err != nil {
+		writeError(w, http.StatusBadRequest, err.Error())
+		return
+	}
+	input.Prompt = strings.TrimSpace(input.Prompt)
+	if input.Prompt == "" || len(input.Prompt) > 32<<10 {
+		writeError(w, http.StatusBadRequest, "prompt is required and must be at most 32 KiB")
+		return
+	}
+	if input.Status == "" {
+		input.Status = "running"
+	}
+	switch input.Status {
+	case "running", "completed", "failed", "cancelled":
+	default:
+		writeError(w, http.StatusBadRequest, "invalid prompt status")
+		return
+	}
+	if len(input.Metadata) > 16<<10 || (len(input.Metadata) > 0 && !json.Valid(input.Metadata)) {
+		writeError(w, http.StatusBadRequest, "metadata must be valid JSON and at most 16 KiB")
+		return
+	}
+	saved, err := s.store.CreatePrompt(r.Context(), store.CreatePromptInput{
+		Owner: owner, Repository: name, TaskID: input.TaskID, AttemptID: input.AttemptID, StateID: input.StateID,
+		Prompt: input.Prompt, AgentName: input.AgentName, AgentModel: input.AgentModel, Status: input.Status,
+		ResponseSummary: input.ResponseSummary, Metadata: input.Metadata, CompletedAt: input.CompletedAt,
+	})
+	if err != nil {
+		s.logger.Error("create prompt", "owner", owner, "name", name, "error", err)
+		writeError(w, http.StatusInternalServerError, "could not create prompt")
+		return
+	}
+	writeJSON(w, http.StatusCreated, saved)
+}
+
 func (s *server) health(w http.ResponseWriter, _ *http.Request) {
 	writeJSON(w, http.StatusOK, map[string]string{"status": "ok"})
 }

services/control-plane/internal/httpapi/server_test.go

@@ -19,6 +19,7 @@ import (
 
 type fakeStore struct {
 	repositories []store.Repository
+	prompts      []store.Prompt
 	delivery     store.WebhookDelivery
 	duplicate    bool
 }
@@ -32,19 +33,31 @@ func (f *fakeStore) UpsertRepository(_ context.Context, repository gitea.Reposit
 	f.repositories = append(f.repositories, saved)
 	return saved, nil
 }
+func (f *fakeStore) ListPrompts(context.Context, string, string, int) ([]store.Prompt, error) {
+	return f.prompts, nil
+}
+func (f *fakeStore) CreatePrompt(_ context.Context, input store.CreatePromptInput) (store.Prompt, error) {
+	prompt := store.Prompt{ID: "PM_TEST", Prompt: input.Prompt, Status: input.Status, AgentName: input.AgentName, AgentModel: input.AgentModel, Metadata: input.Metadata}
+	f.prompts = append(f.prompts, prompt)
+	return prompt, nil
+}
 func (f *fakeStore) RecordWebhook(_ context.Context, delivery store.WebhookDelivery) (bool, error) {
 	f.delivery = delivery
 	return f.duplicate, nil
 }
 
 type fakeGitea struct {
-	repository gitea.Repository
+	repository    gitea.Repository
-	err        error
+	err           error
+	viewerAllowed bool
 }
 
 func (f fakeGitea) Repository(context.Context, string, string) (gitea.Repository, error) {
 	return f.repository, f.err
 }
+func (f fakeGitea) ViewerCanReadRepository(context.Context, string, string, string) (bool, error) {
+	return f.viewerAllowed, f.err
+}
 
 func testServer(data store.Store, client giteaClient) http.Handler {
 	return New(data, client, "admin-secret", "webhook-secret", slog.New(slog.NewTextHandler(io.Discard, nil)))
@@ -114,3 +127,43 @@ func TestWebhookRejectsInvalidSignature(t *testing.T) {
 		t.Fatalf("status = %d, want %d", response.Code, http.StatusUnauthorized)
 	}
 }
+
+func TestListPromptsRequiresGiteaSession(t *testing.T) {
+	data := &fakeStore{prompts: []store.Prompt{{ID: "PM_TEST", Prompt: "Ship the prompt view", Status: "completed"}}}
+	handler := testServer(data, fakeGitea{viewerAllowed: true})
+	req := httptest.NewRequest(http.MethodGet, "/api/v1/prompts?owner=hop&repo=demo", nil)
+	req.Header.Set("Cookie", "i_like_gitea=session")
+	response := httptest.NewRecorder()
+	handler.ServeHTTP(response, req)
+	if response.Code != http.StatusOK {
+		t.Fatalf("status = %d, want %d; body=%s", response.Code, http.StatusOK, response.Body.String())
+	}
+	if !bytes.Contains(response.Body.Bytes(), []byte("Ship the prompt view")) {
+		t.Fatalf("prompt missing from response: %s", response.Body.String())
+	}
+}
+
+func TestListPromptsRejectsUnauthenticatedViewer(t *testing.T) {
+	handler := testServer(&fakeStore{}, fakeGitea{})
+	req := httptest.NewRequest(http.MethodGet, "/api/v1/prompts?owner=hop&repo=demo", nil)
+	response := httptest.NewRecorder()
+	handler.ServeHTTP(response, req)
+	if response.Code != http.StatusUnauthorized {
+		t.Fatalf("status = %d, want %d; body=%s", response.Code, http.StatusUnauthorized, response.Body.String())
+	}
+}
+
+func TestCreatePrompt(t *testing.T) {
+	data := &fakeStore{}
+	handler := testServer(data, fakeGitea{})
+	req := httptest.NewRequest(http.MethodPost, "/api/v1/repositories/hop/demo/prompts", bytes.NewBufferString(`{"prompt":"Ship the prompt view","agent_name":"codex","status":"completed","metadata":{"duration_ms":1200}}`))
+	req.Header.Set("Authorization", "Bearer admin-secret")
+	response := httptest.NewRecorder()
+	handler.ServeHTTP(response, req)
+	if response.Code != http.StatusCreated {
+		t.Fatalf("status = %d, want %d; body=%s", response.Code, http.StatusCreated, response.Body.String())
+	}
+	if len(data.prompts) != 1 || data.prompts[0].Prompt != "Ship the prompt view" {
+		t.Fatalf("prompt not created: %#v", data.prompts)
+	}
+}

services/control-plane/internal/ids/ids.go

@@ -9,6 +9,14 @@ import (
 var encoding = base32.NewEncoding("0123456789ABCDEFGHJKMNPQRSTVWXYZ").WithPadding(base32.NoPadding)
 
 func Repository() (string, error) {
+	return newID("RP_")
+}
+
+func Prompt() (string, error) {
+	return newID("PM_")
+}
+
+func newID(prefix string) (string, error) {
 	value := make([]byte, 16)
 	milliseconds := uint64(time.Now().UnixMilli())
 	value[0] = byte(milliseconds >> 40)
@@ -20,5 +28,5 @@ func Repository() (string, error) {
 	if _, err := rand.Read(value[6:]); err != nil {
 		return "", err
 	}
-	return "RP_" + encoding.EncodeToString(value), nil
+	return prefix + encoding.EncodeToString(value), nil
 }

services/control-plane/internal/ids/ids_test.go

@@ -21,3 +21,13 @@ func TestRepository(t *testing.T) {
 		t.Fatal("generated duplicate IDs")
 	}
 }
+
+func TestPrompt(t *testing.T) {
+	id, err := Prompt()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !strings.HasPrefix(id, "PM_") || len(id) != 29 {
+		t.Fatalf("unexpected prompt ID %q", id)
+	}
+}

services/control-plane/internal/store/migrations/002_prompts.sql

@@ -0,0 +1,17 @@
+CREATE TABLE prompts (
+    id text PRIMARY KEY,
+    repository_id text NOT NULL REFERENCES repositories(id) ON DELETE CASCADE,
+    task_id text NOT NULL DEFAULT '',
+    attempt_id text NOT NULL DEFAULT '',
+    state_id text NOT NULL DEFAULT '',
+    prompt text NOT NULL,
+    agent_name text NOT NULL DEFAULT '',
+    agent_model text NOT NULL DEFAULT '',
+    status text NOT NULL DEFAULT 'running' CHECK (status IN ('running', 'completed', 'failed', 'cancelled')),
+    response_summary text NOT NULL DEFAULT '',
+    metadata jsonb NOT NULL DEFAULT '{}'::jsonb,
+    created_at timestamptz NOT NULL DEFAULT now(),
+    completed_at timestamptz
+);
+
+CREATE INDEX prompts_repository_created_at_idx ON prompts (repository_id, created_at DESC);

services/control-plane/internal/store/store.go

@@ -3,6 +3,7 @@ package store
 import (
 	"context"
 	"embed"
+	"encoding/json"
 	"fmt"
 	"sort"
 	"time"
@@ -37,10 +38,42 @@ type WebhookDelivery struct {
 	Repository    *gitea.Repository
 }
 
+type Prompt struct {
+	ID              string          `json:"id"`
+	TaskID          string          `json:"task_id,omitempty"`
+	AttemptID       string          `json:"attempt_id,omitempty"`
+	StateID         string          `json:"state_id,omitempty"`
+	Prompt          string          `json:"prompt"`
+	AgentName       string          `json:"agent_name,omitempty"`
+	AgentModel      string          `json:"agent_model,omitempty"`
+	Status          string          `json:"status"`
+	ResponseSummary string          `json:"response_summary,omitempty"`
+	Metadata        json.RawMessage `json:"metadata"`
+	CreatedAt       time.Time       `json:"created_at"`
+	CompletedAt     *time.Time      `json:"completed_at,omitempty"`
+}
+
+type CreatePromptInput struct {
+	Owner           string
+	Repository      string
+	TaskID          string
+	AttemptID       string
+	StateID         string
+	Prompt          string
+	AgentName       string
+	AgentModel      string
+	Status          string
+	ResponseSummary string
+	Metadata        json.RawMessage
+	CompletedAt     *time.Time
+}
+
 type Store interface {
 	Ping(context.Context) error
 	ListRepositories(context.Context) ([]Repository, error)
 	UpsertRepository(context.Context, gitea.Repository) (Repository, error)
+	ListPrompts(context.Context, string, string, int) ([]Prompt, error)
+	CreatePrompt(context.Context, CreatePromptInput) (Prompt, error)
 	RecordWebhook(context.Context, WebhookDelivery) (bool, error)
 }
 
@@ -129,6 +162,53 @@ func (p *Postgres) UpsertRepository(ctx context.Context, repository gitea.Reposi
 	return upsertRepository(ctx, p.pool, id, repository)
 }
 
+func (p *Postgres) ListPrompts(ctx context.Context, owner, name string, limit int) ([]Prompt, error) {
+	rows, err := p.pool.Query(ctx, `
+		SELECT p.id, p.task_id, p.attempt_id, p.state_id, p.prompt, p.agent_name, p.agent_model,
+			p.status, p.response_summary, p.metadata, p.created_at, p.completed_at
+		FROM prompts p
+		JOIN repositories r ON r.id = p.repository_id
+		WHERE r.owner=$1 AND r.name=$2
+		ORDER BY p.created_at DESC
+		LIMIT $3`, owner, name, limit)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	prompts := make([]Prompt, 0)
+	for rows.Next() {
+		var prompt Prompt
+		if err := rows.Scan(&prompt.ID, &prompt.TaskID, &prompt.AttemptID, &prompt.StateID, &prompt.Prompt, &prompt.AgentName, &prompt.AgentModel, &prompt.Status, &prompt.ResponseSummary, &prompt.Metadata, &prompt.CreatedAt, &prompt.CompletedAt); err != nil {
+			return nil, err
+		}
+		prompts = append(prompts, prompt)
+	}
+	return prompts, rows.Err()
+}
+
+func (p *Postgres) CreatePrompt(ctx context.Context, input CreatePromptInput) (Prompt, error) {
+	id, err := ids.Prompt()
+	if err != nil {
+		return Prompt{}, err
+	}
+	metadata := input.Metadata
+	if len(metadata) == 0 {
+		metadata = json.RawMessage(`{}`)
+	}
+	var prompt Prompt
+	err = p.pool.QueryRow(ctx, `
+		INSERT INTO prompts (id, repository_id, task_id, attempt_id, state_id, prompt, agent_name, agent_model, status, response_summary, metadata, completed_at)
+		SELECT $1, r.id, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13
+		FROM repositories r WHERE r.owner=$2 AND r.name=$3
+		RETURNING id, task_id, attempt_id, state_id, prompt, agent_name, agent_model, status, response_summary, metadata, created_at, completed_at`,
+		id, input.Owner, input.Repository, input.TaskID, input.AttemptID, input.StateID, input.Prompt, input.AgentName, input.AgentModel, input.Status, input.ResponseSummary, metadata, input.CompletedAt,
+	).Scan(&prompt.ID, &prompt.TaskID, &prompt.AttemptID, &prompt.StateID, &prompt.Prompt, &prompt.AgentName, &prompt.AgentModel, &prompt.Status, &prompt.ResponseSummary, &prompt.Metadata, &prompt.CreatedAt, &prompt.CompletedAt)
+	if err != nil {
+		return Prompt{}, err
+	}
+	return prompt, nil
+}
+
 type querier interface {
 	QueryRow(context.Context, string, ...any) pgx.Row
 }