feat: rename project wiki directory (#66)

* feat: rename project wiki directory

* test: fix wiki skill ordering expectations

* Show configured context sources in setup

docs-site/content/docs/cli-reference/ktx-wiki.mdx

@@ -1,9 +1,9 @@
 ---
 title: "ktx wiki"
-description: "List or search knowledge pages."
+description: "List, read, search, or write wiki pages."
 ---
 
-Manage knowledge pages in your KTX project. Knowledge pages are Markdown documents that capture business definitions, rules, and gotchas. Agents search them for context when answering questions about your data.
+Manage wiki pages in your KTX project. Wiki pages are Markdown documents that capture business definitions, rules, and gotchas. Agents search them for context when answering questions about your data.
 
 ## Command signature
 
@@ -16,7 +16,9 @@ ktx wiki <subcommand> [options]
 | Subcommand | Description |
 |-----------|-------------|
 | `list` | List local wiki pages |
+| `read <key>` | Read one local wiki page |
 | `search <query>` | Search local wiki pages |
+| `write <key>` | Write one local wiki page |
 
 ## Options
 
@@ -27,6 +29,13 @@ ktx wiki <subcommand> [options]
 | `--json` | Print JSON output | `false` |
 | `--user-id <id>` | Local user id | `local` |
 
+### `wiki read`
+
+| Flag | Description | Default |
+|------|-------------|---------|
+| `--json` | Print JSON output | `false` |
+| `--user-id <id>` | Local user id | `local` |
+
 ### `wiki search`
 
 | Flag | Description | Default |
@@ -35,6 +44,18 @@ ktx wiki <subcommand> [options]
 | `--user-id <id>` | Local user id | `local` |
 | `--limit <number>` | Maximum search results | — |
 
+### `wiki write`
+
+| Flag | Description | Default |
+|------|-------------|---------|
+| `--user-id <id>` | Local user id | `local` |
+| `--scope <scope>` | Scope: `global` or `user` | `global` |
+| `--summary <summary>` | Wiki page summary (required) | — |
+| `--content <content>` | Wiki page content (required) | — |
+| `--tag <tag>` | Wiki tag; repeatable | — |
+| `--ref <ref>` | Wiki ref; repeatable | — |
+| `--sl-ref <ref>` | Semantic-layer ref; repeatable | — |
+
 ## Examples
 
 ```bash
@@ -44,16 +65,48 @@ ktx wiki list
 # List all wiki pages as JSON
 ktx wiki list --json
 
+# Read a specific wiki page
+ktx wiki read revenue-definitions
+
+# Read a specific wiki page as JSON
+ktx wiki read revenue-definitions --json
+
 # Search wiki pages
 ktx wiki search "monthly recurring revenue"
 
 # Search wiki pages as JSON
 ktx wiki search "monthly recurring revenue" --json --limit 10
+
+# Write a global wiki page
+ktx wiki write revenue-definitions \
+  --summary "Canonical revenue metric definitions" \
+  --content "## MRR\nMonthly Recurring Revenue is calculated as..."
+
+# Write a user-scoped wiki page
+ktx wiki write my-notes \
+  --scope user \
+  --summary "Personal analysis notes" \
+  --content "Things to check when revenue numbers look off..."
+
+# Write a page with tags and references
+ktx wiki write churn-rules \
+  --summary "Churn calculation business rules" \
+  --content "A customer is considered churned when..." \
+  --tag finance \
+  --tag retention \
+  --sl-ref customers \
+  --sl-ref subscriptions
+
+# Write a page with external references
+ktx wiki write data-freshness \
+  --summary "Data pipeline SLAs and freshness guarantees" \
+  --content "The orders table refreshes every 15 minutes..." \
+  --ref "https://wiki.example.com/data-pipelines"
 ```
 
 ## Output
 
-Wiki commands print local knowledge pages and search results.
+Wiki commands print local wiki pages and search results. Agents should search first, then read the most relevant page by key.
 
 ```json
 {
@@ -74,5 +127,7 @@ Wiki commands print local knowledge pages and search results.
 
 | Error | Cause | Recovery |
 |-------|-------|----------|
-| Search returns no results | The query terms do not match summaries, tags, or content | Retry with business synonyms or run ingest to capture more context |
-| A page is missing | The page has not been created by ingest or memory capture yet | Run ingest, then search again with `ktx wiki search` |
+| Search returns no results | The query terms do not match summaries, tags, or content | Retry with business synonyms, then create a page if the knowledge is missing |
+| Read fails for a key | The page key is wrong or scoped to a different user | Run `ktx wiki list` or search again to get the exact key |
+| Write fails due to missing fields | `--summary` or `--content` was omitted | Pass both fields, and keep the summary short enough for search results |
+| Agent writes duplicate pages | It did not search existing pages first | Always run `ktx wiki search` before `ktx wiki write` |